Everyday Practical Electronics
Everyday Practical Electronics (EPE) Magazine is the Number #1 hobby electronics and computer projects magazine for electronics constructors everywhere.
http:⁄⁄www.epemag.wimborne.co.uk⁄
In addition to the projects, reviews, articles, and features detailed below, each issue contains...
Editorial
News⁄Innovations by Barry Fox.
Barry highlights technology's leading edge, plus everyday news from the world of electronics.
Readout hosted by John Becker.
John addresses general points arising from readers letters.
Shoptalk by David Barrington.
The essential guide to component buying for each month's projects.
April 2005 Purchase this issue
PROJECTS AND CIRCUITS
Safety Interface by David Clark
A flexible safety interface for a PIC⁄Logic⁄PC to mains power controller
Spontaflex 550 kHz to 30 MHz Radio Receiver by Raymond Haigh
A modern-day update of Sir Douglas Halls famous Spontaflex circuit
Back to Basics - Part 1 - Introduction; Fridge⁄Freezer Door Alarm by Bart Trepak
A new series of simple, easy-to-build circuits based on one or two CMOS logic chips
Ingenuity Unlimited Sharing your ideas with others
Breadboard Project Protector; Theremin Doorbell; Reverse Battery Protection; Tri-State Controller
Smart Karts - Part 7 SK-4 - Son et Lumière! by Owen Bishop
Our buggy metamorphs and PICs up the art of cybernetic singing and dancing!
SERIES AND FEATURES
Interface by Robert Penfold
Computer-controlled power supply with current limiting
Circuit Surgery by Alan Winstanley and Ian Bell
Thermistors, and more about the FT232B USB chip
Techno Talk by Mark Nelson
Evolution of intelligent cateyes
Net Work - The Internet Page surfed by Alan Winstanley
More on phishing and other Internet fraud
PIC N Mix by Andrew Jarvis
Mixing C and Assembler with Hi-Tech PICC Lite
PIC18F Microcontroller Family Introduction by Malcolm Wiles
The recently introduced PIC18Fxx2 devices have many benefits compared to the PIC16F87x family
March 2005 Purchase this issue
PROJECTS AND CIRCUITS
Cat Flap by Thomas Scarborough
Electronically deter stray moggies from invading your cats private door
Ingenuity Unlimited Sharing your ideas with others
NiCad Battery Discharger; Slumber Alarm; Audio Illusions; Pico Prize Winners
Stereo Headphone Monitor by Terry de Vaux-Balbirnie
Usable as an add-on for last months Sound Card Mixer or as a stand-alone unit
PIC Electric MK2 2 by John Becker
Describing the software which monitors the cost of running your mains electrical appliances
PIC-based Bingo Box by David Coward
PIC those random numbers without a traditional bag!
Smart Karts Part 6 - SK-3 Push and Grab Software by Owen Bishop
Discussing the third set of software routines for our PIC-based buggy
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
The basics of square waves, and of handling crimped connectors
Techno Talk by Andy Emmerson
Even telephone systems are prone to virus infection
PIC 'n' Mix by Andrew Jarvis
High level languages a first visit to the C side!
Net Work - The Internet Page surfed by Alan Winstanley
Topical news on eBay and related frauds
Practically Speaking by Robert Penfold
A novices guide to front panel labelling without a PC
TK3 Simulator and PIC18F Upgrade by John Becker
Detailing the latest additions to our PIC assembly and programming toolkit
February 2005 Purchase this issue
PROJECTS AND CIRCUITS
PIC Electric MK2 by John Becker
Monitor the cost of running your mains electrical appliances
PIC-based Sneaky by Mike Boyden
A covert communication system for magicians and spies!
Sound Card Mixer by Terry de Vaux-Balbirnie
Bring life to your computerised live recordings
Ingenuity Unlimited Sharing your ideas with others
Digital Stop Clock; Light and Heat Sensor
Smart Karts Part 5 - Pushing and Grabbing by Owen Bishop
Our mobile robot morphs into SK-3 and gains a grabber and pusher
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Wireless Internet services via tethered balloons or just pie in the sky?
PIC 'n' Mix by Andrew Jarvis
Read the script free development software!
Circuit Surgery by Alan Winstanley and Ian Bell
Continuing our short series on the Universal Serial Bus (USB) with a suggested circuit
EBlocks AND Flowcode V2.0 Reviews by Robert Penfold
Two systems which teach the easy understanding of electronics through dedicated modules under readily reprogrammable software control
Interface by Robert Penfold
Simple digital to analogue conversion for PCs
Net Work - The Internet Page surfed by Alan Winstanley
Beware of eBay scammers
January 2005 Purchase this issue
PROJECTS AND CIRCUITS
Speed Camera Watch by Mike Hibbett
Be forewarned about known hazards while youre driving
Light Detector by Anthony H. Smith B.Sc. (Hons)
An unusual design which uses an l.e.d. both as the light sensor and indicator
Gate Alarm by Thomas Scarborough
Baffle callers to your home with this low-cost, delayed action versatile alarm
Smart Karts - Part 4 - Software development for the SK2 Mobile Robot by Owen Bishop
Discussing the second set of software routines for our PIC-based buggy
Ingenuity Unlimited Sharing your ideas with others
Tri-State Logic Probe; 64 L.E.D. Sequencer; L.E.D. Charging Indicator
SERIES AND FEATURES
Techno-Talk by Andy Emmerson
Trust Misplaced Are you in danger of unwittingly giving away highly personal information about yourself?
Circuit Surgery by Alan Winstanley and Ian Bell
Continuing our short series on the Universal Serial Bus (USB)
Practically Speaking by Robert Penfold
A novices guide to connector types
PIC 'n' Mix by Andrew Jarvis
PIC12F629⁄75 programming from a 16F perspective
PicoScope 3205 Review by Robert Penfold
Putting Pico Technologys dual-trace PC oscilloscope through its superb paces
Net Work - The Internet Page surfed by Alan Winstanley
More about domain names and possible pitfalls
32-Bit Signed Integer Maths for PICs by Peter Hemsley
An excellent suite of maths routines to simplify your PIC programming ambitions
December 2004 Purchase this issue
PROJECTS AND CIRCUITS
Super Vibration Switch by Thomas Scarborough
So sensitive that even dropping a pin can trigger it
Versatile PIC Flasher MK2 by Steve Challinor
Put your favourite flasher under environmental control!
Wind Direction Indicator by Mike Feather
Simple mechanical monitoring of relative wind direction through 16-segments
Smart Karts - Part 3 - Bumpers, Light Sensor and Proximity Detector by Owen Bishop
Adding three levels of extra sensory perception to your mobile buggy!
Ingenuity Unlimited Sharing your ideas with others
Simple MW Radio; PC Keyboard Tester
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Talking in Code how VoIP is transforming the telephone network
Circuit Surgery by Alan Winstanley and Ian Bell
Commencing a short series on the Universal Serial Bus (USB)
Net Work - The Internet Page surfed by Alan Winstanley
Transferring domain names between ISPs
Interface by Robert Penfold
Simple voltage control using your PC
PIC 'n' Mix by Andrew Jarvis
More PIC devices for TK3: PIC12F629⁄75
Light-Emitting Diodes - Part 4 - LED drivers and unusual uses for LEDs by Anthony H. Smith, BSc. (Hons)
Concluding our short series enlightning you about LEDs
November 2004 Purchase this issue
PROJECTS AND CIRCUITS
Thunderstorm Monitor by Thomas Scarborough
An early warning monitor of pending thunderstorms
Logic Probe by Anthony H. Smith, BSc. (Hons)
A handy tool for tri-state monitoring of logic circuits
M.W. Amplitude Modulator by Stef Niewiadomski
Enjoy your listening as you used to through your radios of bygone eras
Ingenuity Unlimited Sharing your ideas with others
CCO Metal Detector; Robo Voice Effects; Visual Capacitance Gauge
Smart Karts Part 2 On Manoeuvers and Software Development by Owen Bishop
Discussing the first software routines for our PIC-based mobile buggy
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
Current Flow; Diode Operation; Zener Diodes
Techno Talk by Andy Emmerson
Digital techniques may revive the voice of Queen Victoria!
Practical Electronics 40th Anniversary by John Becker
A brief commemoration of our ancestral sisters origin
Light Emitting Diodes Part 3 Boosters, Alternative Flashers and Multicolour L.E.D.s by Anthony H. Smith, BSc. (Hons)
Continuing our short series enlightening you about l.e.d.s.
PIC 'n' Mix by Andrew Jarvis
Introducing some new PICs to TK3 the PIC16F87xA Family
Floating Point Maths for PICs by Malcolm Wiles
How to use floating point maths with PIC16Fx microcontrollers
Net Work The Internet Page surfed by Alan Winstanley
Cybersquatting; Typosquatting; Pressure Selling; Domain Slamming
October 2004 Purchase this issue
PROJECTS AND CIRCUITS
Moon and Tide Clock Calendar by John Becker
A pictorial guide to tracking moon and tide states throughout the year
Ingenuity Unlimited Sharing your ideas with others
High-Efficiency L.E.D. Torch; Temperature Controller; Glitch-Free Switching
Volts Checker by Anthony H. Smith, BSc (Hons)
A handy tester suitable for universal a.c. and d.c. supplies
EPE Theremin by Robert Penfold
Create handsfree weird and wonderful music!
Smart Karts - Part 1 - Basic Construction by Owen Bishop
Commencing construction of a PIC-based mobile buggy with various sensors and actuators. Suitable for tailoring to your needs!
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Daddy or Chips? Coping with telephone bandwidth choices
Interface by Robert Penfold
Introducing VB.Net and VB 2005 Express
Net Work - The internet Page surfed by Alan Winstanley
King of the Domains; DIY Domains
PIC 'n' Mix by Andrew Jarvis
Hex files reopened: Record Viewer and running repairs
Circuit Surgery by Alan Winstanley and Ian Bell
Component marking explained; More on Super Glue; Electrical Mains Safety
Light Emitting Diodes Operation and Applications Part 2 - Biasing and Interfacing by Anthony H. Smith, BSc. (Hons)
Continuing our short series intended to answer all those l.e.d. questions youve longed to ask
September 2004 Purchase this issue
PROJECTS AND CIRCUITS
PIC-based Rainbow Lighting Controller by David Geary
Brighten up your gardens night-time colour scheme
Ingenuity Unlimited Sharing your ideas with others
Bettys Flasher; Water Safety Lock; Audio Frequency Synthesiser; Line-O-Light; Automatic Morse Beacons; Fine-Tuning for DC Receivers
PIC-based Radio Control Failsafe by Ken Ginn
How to keep your RC models safely controlled and prevent mayhem!
EPE Wart Zapper by Thomas Scarborough
Exterminate those unwanted warts!
PIC-based Alphamouse Game by John Becker
Let that mouse sort out those shifty characters!
SERIES AND FEATURES
Techno-Talk by Andy Emmerson
From POTS to PANS telephone technology has reached its use-by date
Net Work - The Internet Page surfed by Alan Winstanley
Domains and IP Addresses; Broadband Turn-On
Circuit Surgery by Alan Winstanley and Ian Bell
Back-E.M.F. Protection; Overrated L.E.D.s
Practically Speaking by Robert Penfold
A novices guide to buying and stocking-up components
PIC 'n' Mix by Andrew Jarvis
Hex files the truth is out there!
Light-Emitting Diodes Operation and Applications Part 1 - Basic Principles by Anthony H. Smith, BSc. (Hons)
Commencing a short series intended to answer all those l.e.d. questions youve longed to ask
High-Speed Binary to Decimal for PICs by Peter Hemsley
It really is amazingly fast!
August 2004 Purchase this issue
PROJECTS AND CIRCUITS
PIC-based EPE Scorer by David Coward
Score with the technological solution for quizmasters and sportsmasters!
Keyring LED Torch (Flashlight) by John Ellis
An easy-build torch that will give many hours of pleasure
EPE PIC Magnetometry Logger - Part 2 by John Becker
Logging your search for magnetic fields that might reveal hidden artifacts
Simple FM Radio by Raymond Haigh
An out-of-the-rut domestic receiver
Ingenuity Unlimited Sharing your ideas with others
Let There Be Light; Manual Bit-Stream Selector; Visual Illusion
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
In the LED Driving Seat answering basic LED questions
Techno Talk by Andy Emmerson
The art of disguise now plays its role in the comms arena
Net Work - The Internet Page surfed by Alan Winstanley
Comments on PC upgrading and software selection
Teach-IN 2004 - Part 10 - Motor Control by Max Horsey
Concluding our 10-part tutorial and practical series in which we have been showing how to apply electronics meaningfully
PIC 'n' Mix by Andrew Jarvis
Hello again simulators, timers and finishing touches
PIC to PS⁄2 Mouse and Keyboard Interfacing by John Becker
How to use a PS⁄2 keyboard or PS⁄2 mouse with your PIC designs
Interface by Robert Penfold
More about accessing a PCs parallel port via INPOUT32.DLL
July 2004 Purchase this issue
PROJECTS AND CIRCUITS
Portable Mini Alarm by Andy Flind
Covertly monitor your property and distinguish between loiterers and passers-by
Inqenuity Unlimited Sharing your ideas with others.
Multiple Range Ammeter; Repeatable Logic Probe; Model Theatre Lighting Dimmer
Bongo Box by David Clark
PIC up the rhythm with our MIDI finger drum!
EPE PIC Magnetometry Logger Part 1 by John Becker
Logging your search for magnetic fields that might reveal hidden artifacts
Hard Drive Warbler by Terry de Vaux-Balbirnie
Monitor your PCs hard drive activity from a distance
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Electrotherapy developments through the ages, and some possible future progress
Circuit Surgery by Alan Winstanley and Ian Bell
Dual-rail power supplies; Superglue
Teach-In 2004 Part 9 - Lock and Alarm Systems by Max Horsey
Continuing our 10-part tutorial and practical series how to apply electronics meaningfully
PIC n Mix by Andrew Jarvis
Hello World for PICs: instruction cycles, masks and clockwork l.e.d.s
Net Work The Internet Page surfed by Alan Winstanley
More on web search engines, plus a look at Gmail
Making Front Panel Overlays by Andrew Martell
Making low-cost professional-looking front panel overlays using your PC
Practically Speaking by Robert Penfold
A novices guide to troubleshooting project construction problems
June 2004 Purchase this issue
PROJECTS AND CIRCUITS
PIC Quickstep by Andy Flind
A Simple and versitile stepper motor driver and controller.
Inqenuity Unlimited Sharing your ideas with others.
White Noise Generator; Pressure Pad; Dual-Mode Charger; Simple Siren
Crafty Cooling by Terry de Vaux-Balirinie
Make a drink can cooler and learn about Peltier and Seebeck effects.
Body Detector Mk2 by Thomas Scarborough
Create your own invisible defense shield!
PIC-based MIDI Synchronome by David Clark
Improve your musical time-keeping when recording MIDI instruments
SERIES AND FEATURES
Clinical Electrotherapy by Ed Bye
Electrotherapy developments through the ages, and some possible future progress
Techno Talk by Andy Emmerson
-Not-surprisingly, self-destructing electronic products are a mixed blessing!
Interface by Robert Penfold
More practical suggestions for case-modding your PC
PIC n Mix by Andrew Jarvis
A potted history of EPE Toolkit and an overview of other low-cost PIC programmers
Net Work The Internet Page surfed by Alan Winstanley
Google, Alta Vista, MSN and Yahoo! web search engines.
Tecah-In 2004 Part 8 Movement Detection by Max Horsey
Continuing our 10-part tutorial and practical series how to apply electronics meaningfully
Circuit Surgery by Alan Winstanley and Ian Bell
Power Op.Amps; Servo Controller; Brazen Terminology; Current Flow and Outputs
May 2004 Purchase this issue
PROJECTS AND CIRCUITS
Low Frequency Wien oscillator - Part 1 by Edwin Chicken
A Simple Low-cost sinusoidal signal generator for your workshop.
In-car laptop PSU by Terry de Vaux-Balirinie
Laptop operation for the outwardly mobile.
Beat Balance Metal Detector by Thomas Scarborough
A new gener of detector that is inexpensive and easy to build.
Inqenuity unlimited Sharing your ideas with others
Mouse Trapped Indicator; Proximity Switch; Versatile D.C. Power Controller.
Experimental seismograph Logger - Part 2 by John Becker
Discussing the softwarre and use of our long-term data logger.
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
More on power MOSFETs; Identifying Capacitor Values.
Techno Talk by Andy Emmerson
Smellyphones, Smellyvision, and solitons-a foul future for phones?
Net Work The Internet Page surfed by Alan Winstanley
On the E-hotspot; Pole-axed; Under Pressure; Worring Trend.
Teach-In 2004 Part 7. Moisture detection and radio links by Max Horsey
Continuing our 10-part tutorial and practical series - how to apply electronics meaningfully.
Coping with Lead-Free Solder By Bill Mooney
What are the alternatives to lead-based solder when it is banned in 2006?.
PIC n' Mix by Andrew jarvis
PICing up the introductory threads to our latest PIC resource.
Practically Speaking by Robert Penfold
A novice's guide to understanding circuit diagram symbols.
April 2004 Purchase this issue
PROJECTS AND CIRCUITS
Loft Light Alarm by Bart Trepak
Darken your lightness! A low-cost energy saving versatile lights-on reminder.
EPE Experimental Seismograph Logger - Part 1 by john Becker
Long-term data recording of the Earth's rock and roll event.
PIC Moon Clockby jonathan Hare
A Timely display for romantics and Werewolves.
Infra-Guard Monitor by Terry de Vaux-Balbirnie
In-car protection for young children.
Ingenuity Unlimited Sharing your ideas with other
Simple Frequency Meter: Decade Power Supply
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
Back to Inventers; Modified Sinewaves; Cover Your Tracks
Techno Talk by Andy Emmerson
Power in your pocket-can fuel cells save the planet yet?
USB-to_PICInterface by John Waller
Investigating a Universal Serial Bus (USB) to PIC microcontroller interface, the DLP-245PB
New Technology Update by Ian Poole
What's in the development pipeline for memory technologies?
Interface by Robert Penfold
Practical Suggestions for case-modding your PC
Net Work The Internet Page surfed by Alan Winstanley
Track those sites; Pop Gun;More Accessible-less arty
Teach-In 2004 Part 6. Sound Level measurment by Max Horsey
Continuing our new 10-part tutorial and practical series how to apply electronics meaningfully
March 2004 Purchase this issue
PROJECTS AND CIRCUITS
Bat Band Converter by Thomas Scarborough
Listen-in to the world of bats with this low-cost b.f.o. detector
Emergency Stand-by Light by Terry de Vaux-Balbirnie
A 12V battery-powered home emergency light using a low-energy mains lamp
PIC-based MIDI Health Check by David Clark
Check out your MIDI home studio with this transmitter-reciever pair
PIC -based Mixer For RC Planes by Marius Bensch
A Flight command mixer for delta and V-tail radio-controlled model planes
Ingenuity Unlimited Sharing your ideas with others
Beat Balance Metal Detector; Simple Signal Injector; Sonic Control for Toys; Camera Power; Yes-No Indicator; Pico Prizes Winners
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
Explaining Diacs and Triacs; Parallel Regulators; Please take Note - MOSFET Amplifiers
Techno Talk by Andy Emmerson
Disruptive Technologies - bad news for some, good news for others
The Amateur Scientist CD Review by Clive (Max) Maxfield
Reviewing the Amateur Scientist 2.0 Science Fair Edition CDs - every Amateur Scientist column ever published
New Technology Update by Ian Poole
Poor soldering is the cause of circuit failures even for professionals
Practically Speaking by Robert Penfold
A novice's guide to understanding how to mount components on a circuit board
Net Work The Internet Page surfed by Alan Winstanley
Chat Zone Shenanigans; Outlook Express Back-up
Teach-In 2004 Part 5. Logic gates as Switches by Max Horsey
Continuing our new 10-part tutorial and practical series how to apply electronics meaningfully
February 2004 Purchase this issue
PROJECTS AND CIRCUITS
PIC LCF Meter by John Becker
Simple monitoring of inductance, capacitance and frequency values
Sonic Ice Warning by Terry de Vaux-Balbirnie
Dont let the icy road catch you out!
Ingenuity Unlimited Sharing your ideas with others
Mantelpiece Anemometer; Short Circuit Alarm; Blue Flash; Stepper Motor Driver; Audio Signal Generator
Jazzy Necklace by Thomas Scarborough
Be the light and soul of your party or disco!
PIC Tug-Of-War by Bart Trepak
PIC up the battle rope without the brute force!
SERIES AND FEATURES
Techno Talk by Andy Emmerson
How safe is your mobile phone? A powerful caution about batteries
Surface Mount Devices by Lyn Jones
How to use SMDs its easier than you might think
Circuit Surgery by Alan Winstanley and Ian Bell
MOSFET Amplifier Basics; CMOS or Bipolar Timers; Anti-Static Desoldering
New Technology Update by Ian Poole
Improvements in capacitor technology may not hit the headlines, but they are still happening!
Interface by Robert Penfold
Further PC serial port use of INPUT32.DLL
Net Work The Internet Page surfed by Alan Winstanley
Have spammers now been given their exclusion orders?
Teach-In 2004 Part 4. Experimenting with logic gates by Max Horsey
Continuing our new 10-part tutorial and practical series how to apply electronics meaningfully
January 2004 Purchase this issue
PROJECTS AND CIRCUITS
PIC-based Car Computer by Mike Hibbett
An aid for motorists who dont live with a mechanic!
Bedside Nightlight by Owen Bishop
Another in our occasional Top Tenners series - A two-in-one design that will bring comfort and joy to your youngsters room.
PIC-based Watering Timer by Les Clarke
Keep your plants in pristine condition before you PIC them!
Practical Radio Circuits Part 8 - The Superhet: Prescaler, Mixers and Oscillators by Raymond Haigh
A double-conversion superhet receiver for SW bands
Ingenuity Unlimited Sharing your ideas with others
Super Static Snooper
SERIES AND FEATURES
Teach-IN 2004 3. Experimenting with opamps by Max Horsey
Continuing our new 10-part tutorial and practical series how to apply electronics meaningfully
Techno Talk by Andy Emmerson
Blurred Vision for Telly. Digital TV and its quality
New Technology Update by Ian Poole
IntelliFET devices improve power supply protection; New fuel cell developments
Net Work - The Internet Page surfed by Alan Winstanley
Newsgroups; Digging Beyond Google
Practically Speaking by Robert Penfold
A novices guide to understanding wires and cables
GPS to PIC and PC Interfacing by John Becker
How to extract data from a GPS handset and use it in your PIC and Visual Basic 6 programs
Circuit Surgery by Alan Winstanley and Ian Bell
Defining Source and Sink; Electric Meter; Linear MOSFETs
December 2003 Purchase this issue
PROJECTS AND CIRCUITS
PIC NIM Machine by David Coward
Nimbly PIC a winning pile! Latest incarnation of the ancient Chinese game
Ingenuity Unlimited Sharing your ideas with others
Bio-feedback Tension Monitor; L.E.D. Bargraph; Cricket Overs Counter
PIC Virus Zapper MK2 by Andy Flind
An alternative method that could keep those bugs at bay!
Christmas Cheeks by Thomas Scarborough
A novel technological way to decorate you for the festivities!
Practical Radio Circuits Part 7 - The Superhet: Prescaler, Mixers and Oscillators by Raymond Haigh
Demystifying the most dominant and universal receiving technology and how to build your own set
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Seedy CDs and Dodgy DVDs
Teach-In 2004 Part 2 - Transistor Circuits by Max Horsey
Continuing our new 10-part tutorial and practical series how to apply electronics meaningfully
New Technology Update by Ian Poole
Doped diamonds could become commercially viable semiconductors
Electrotherapy - A Brief History by Stan Hood
A personal view of the use of electricity in medicine from Galvani to Hulda Clark
Circuit Surgery by Alan Winstanley and Ian Bell
More on Spice circuit simulation; Ultraviolet L.E.D.s
Interface by Robert Penfold
Direct INPOUT32.DLL control of PC serial ports
Net Work - The Internet Page surfed by Alan Winstanley
Can Netscape rise from the ashes?
High-Speed Decimal-to-Binary for PICs by Peter Hemsley
Speed up your PICs decimal data conversion and compression
November 2003 Purchase this issue
PROJECTS AND CIRCUITS
PIC Random LED Flasher by Andy Flind
Enjoy the fun of an interesting and attractive pattern display
Ingenuity Unlimited Sharing your ideas with others
Three-Component Metal Detector; Emergency Light; Power Supply Tester
Anyone At Home? by Owen Bishop
Logically deter those shifty characters eyeing up your house!
Another Top Tenner project: Cardboard Clock by Michael McLoughlin
An intriguing and novel way in which you can tick-off time passing!
Practical Radio Circuits Part 6 - Single-sideband and direct conversion
by Raymond Haigh, Another superb receiving system for the set builder and experimenter
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Why is lightning so potent, and can you protect your gizmos?
Teach-In 2004 Part 1 - At the Beginning by Max Horsey
The first feature in our new 10-part tutorial and practical series how to apply electronics meaningfully
New Technology Update by Ian Poole
Floating Gate Analogue technology improves voltage reference devices
Circuit Surgery by Alan Winstanley and Ian Bell
Long delays; cooling fans; more on SPICE; opamp enlightenment
Practically Speaking by Robert Penfold
A novices guide to understanding semiconductor markings
Net Work - The Internet Page surfed by Alan Winstanley
Oh for wireless webbing...! New EPE Downloads site
October 2003 Purchase this issue
PROJECTS AND CIRCUITS
RC Car Wars by John Lanigan
Its a bit like Robot Wars without the expense or destruction!
Serial Interface for PICS AND VB6 by Joe Farr
Serial hardware plus stand-alone licence-free OCX software
Ingenuity Unlimited Sharing your ideas with others
Robo-Voice; Stereo Image Enhancer
Spooky Bug by Owen Bishop
Hocus-pocus, get your Halloween party off to a shriek! Another in our occasional Top Tenner series of simple low-cost circuits
Practical Radio Circuits Part 5 - Super-regeneration - by Raymond Haigh
A highly sensitive receiving system, plus buffer amplifier, for the set builder and experimenter
SERIES AND FEATURES
Techno Talk by Andy Emmerson
How new is new especially in the mobile phones arena?
New Technology Update by Ian Poole
Improved current monitoring devices
Interface by Robert Penfold
PC parallel port interfacing with VB and the new universal INPOUT32.DLL for Windows
Net Work The Internet Page surfed by Alan Winstanley
ADSL broadband alternatives
Circuit Surgery by Alan Winstanley and Ian Bell
Concluding our introduction to SPICE simulation software
PIC Breakpoint by Richard Hinckley
An excellent debugging tool offering realtime PC display of all PIC registers
September 2003 Purchase this issue
PROJECTS AND CIRCUITS
PIC-A-Colour by Nick Dossis
PIC your wits against a colourful code-setting master mind!
Ingenuity Unlimited - Sharing your ideas with others
Thermal Charge Monitor; Infra-red Body Detector; Divider Feedback
Vibration Alarm by Owen Bishop
Guards your property by sounding an alarm if moved - another in our occasional
Top Tenner series of simple low-cost circuits.
Priority Referee by Owen Bishop
Fair play is ensured with this novel quiz monitor - another simple Top Tenner circuit
EPE PIC Met Office - Part 2 - by John Becker
Concluding our totally solid-state alternative to sea-weed and proverbs!
Practical Radio Circuits - Part 4 - Tuning systems, coils and coil packs for general coverage and the amateur bands by Raymond Haigh
More practical circuits for the set builder and experimenter
SERIES AND FEATURES
Techno Talk by Andy Emmerson
More Connected homes - the brass tacks about networked domesticautomation and entertainment
New Technology Update by Ian Poole
A new hypersonic sound system is set to revolutionize the audio industry
Circuit Surgery by Alan Winstanley and Ian Bell
Continuing our introduction to SPICE simulation software
Using the PICS HIGH Operator by Malcolm Wiles
Simpler programming for segmented PIC architectures
Practically Speaking by Robert Penfold
A novices guide to the tools needed for electronics construction
Net Work - The Internet Page - surfed by Alan Winstanley
Broadband - will BTs coverage ever be universal?
August 2003 Purchase this issue
PROJECTS AND CIRCUITS
Alarm System Fault Finder by Mike Richards
A low-cost design that helps locate intermittent sensor faults, silently!
EPE PIC Met Office - Part 1 - by John Becker
Totally solid-state alternative to seaweed and proverbs!
Ingenuity Unlimited - Sharing your ideas with others
Audio Noise Generator; Day-Night Switch
Master⁄Slave Intercom by Owen Bishop
Nothing mobile or wireless about this chat line! Another in our occasional Top-Tenner series of simple low-cost circuits
Electronic Two-Up by Owen Bishop
A second Top-Tenner project to enjoy this month! Chance your luck with this novel variant of a "down-under" game.
Practical Radio Circuits - Part 3 - Regenerative Receivers by Raymond Haigh
Another practical circuit for the set builder and experimenter
SERIES AND FEATURES
Interface by Robert Penfold
Optical heart-rate sensing interface for your PC
Techno Talk by Andy Emmerson
Connected homes - networked domestic automation and entertainment
Net Work - The Internet Page surfed by Alan Winstanley
Introducing our new updated web site
Digital Command Control for Model Trains by John Waller
How the computer age has caught up with controlling model trains
Circuit Surgery by Alan Winstanley and Ian Bell
A brief introduction to SPICE while solving an inverter problem
New Technology Update by Ian Poole
Super-cool diamonds may be a major milestone in superconductor development
July 2003 Purchase this issue
PROJECTS AND CIRCUITS
EPE Mini Metal Detector by Thomas Scarborough
Search out those hidden artifacts with a wrist-band metal detector
Low Range Ohmmeter Adaptor MK2 by Lyn Jones
Improved accuracy when measuring low resistance
Practical Radio Circuits - Part 2 - Regeneration, Q-Multiplier, Reflex Radio, Speaker Amp - by Raymond Haigh
Dispelling the mysteries of radio. A series featuring a variety of practical circuits for the set builder and experimenter
Top Tenners: Ultimate Egg Timer by Owen Bishop
How to avoid feeling hen-pecked about boiling eggs properly! Another design in our occasional series of simple circuits that can be built for around
Ingenuity Unlimited - Sharing your ideas with others
Pedometer; Astronomy Torch; Optical Illusion
PICronos LED Wall Clock - Part 2 - by John Becker
Checking-out and setting-up this grand-scale timekeeper!
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Wired Wireless - Crazy or What?
Circuit Surgery by Alan Winstanley and Ian Bell
Why a 50 Ohm connector is so called; Normally open and closed contacts
New Technology Update by Ian Poole
The introduction of 3D LCD technology should give new impetus to the display market
Practically Speaking by Robert Penfold
Constructors guide to mounting assembled boards in enclosures
Net Work - The Internet Page surfed by Alan Winstanley
How pally is PayPal?
Flowlog Lite Review by Robert Penfold
Putting the data logging, control, and measurement add-on for PCs through its paces
June 2003 Purchase this issue
PROJECTS AND CIRCUITS
PIC-based FIDE Pedometer by Mike Boyden
Keeping track of how far youve walked!
Practical Radio Circuits - Part 1. Introduction, Simple Receivers and Headphone Amp by Raymond Haigh
Dispelling the mysteries of radio. A new series featuring a variety of practical circuits for the set builder and experimenter
Back to Basics - Part 5. Mini Theremin; Twilight Switch by Bart Trepak.
Concluding our illustration of how transistors can create useful designs
Ingenuity Unlimited
Car Alarm Battery Saver
PICronos LED Wall Clock by John Becker
Ancient and modern techniques display timely brilliance on a grand scale!
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Powerline comms - boon or bogey?
Circuit Surgery by Alan Winstanley and Ian Bell
More about reading circuit diagrams
New Technology Update by Ian Poole
Adding silicon to Li-Ion battery electrodes improves charge level performance
Interface by Robert Penfold
MSCOMM voltage levels, and batch counting
Net Work - The Internet Page surfed by Alan Winstanley
Crediting PayPal
May 2003 Purchase this issue
PROJECTS AND CIRCUITS
Super Motion Sensor by Thomas Scarborough
A highly responsive design that even detects a single finger moving at five metres!
Ingenuity Unlimited hosted by Alan Winstanley
Fully Automatic Egg Timer; Heart Rate Monitor; Microwatt L.E.D. Flasher
Door Chime by Bart Trepak
Give your front door that ding-dong appeal of yesteryear!
Back to Basics - Part 4. by Bart Trepak.
Illustrating how transistors can create useful designs: This month's projects are a Live Wire Detector and Medium Wave Radio.
Earth Resistivity Logger - Part 2 by John Becker
Describing the software that helps locate the hidden mysteries of our ancestors
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Barcodes are set to disappear!
New Technology Update by Ian Poole
Improved antennae materials enhance mobile phone comms
Circuit Surgery by Alan Winstanley and Ian Bell
Digital timing without glitches; More on circuit diagram symbols
Net Work - The Internet Page surfed by Alan Winstanley
Sniping a deal on eBay; Paying by Paypal
Practically Speaking by Robert Penfold
Constructors guide to building circuits on plain matrix board
April 2003 Purchase this issue
PROJECTS AND CIRCUITS
Atmospherics Monitor by Brian Lucas
Tune in to the sounds of the heavens in turmoil!
PIC-based Intelligent Garden Lights Controller by Max Horsey
An easy-build lights controller that knows when its time to switch off
Back To Basics - Part 3 - by Bart Trepak
Illustrating how transistors can create useful designs: This months projects are a Touch Light and a Plant Watering Reminder.
Ingenuity Unlimited hosted by Alan Winstanley
Three-State Vehicle Probe; PCB Drill Controller; StyloQIC
PIC-based Earth Resistivity Logger - Part 1 - by John Becker
Help your local archaeological society to locate the hidden mysteries of our ancestors
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Optical communications without fibres
New Technology Update by Ian Poole
Improved processing promises increased memory cell capacity
Circuit Surgery by Alan Winstanley and Ian Bell
How to read circuit diagrams; CMOS opamp solutions
Interface by Robert Penfold
Update on direct control of PC serial lines using MSCOMM
Net Work - The Internet Page surfed by Alan Winstanley
Bargaining on eBay
March 2003 Purchase this issue
PROJECTS AND CIRCUITS
Wind-up Torch (Flashlight) Mk II by Thomas Scarborough
A new twist for providing light without a battery!
PIC-based Driver Alert by Josh Arkell, Adam Wolley, and Max Horsey
A thinking time reaction tester - award-winning design in the Young Electronic Designer Awards 2002.
200 kHz Function Generator by Andy Flind
Versatile test gear that generates sine, square and triangle-wave outputs, with controllable amplitude.
Ingenuity Unlimited hosted by Alan Winstanley
Random Doorbell; Headphone Amplifier; Low Battery Indicator; Pico Prize Winners.
Back to Basics - Part 2. Metal Detector; Simple Timer by Bart Trepak
Illustrating how transistors can create useful designs.
SERIES AND FEATURES
Techno Talk by Andy Emmerson
Bendy Batteries for Flexible Power.
Circuit Surgery by Alan Winstanley and Ian Bell
Surface Mount Reworking; Bleeder Resistors; More on Motors.
New Work - The Internet Page surfed by Alan Winstanley
Buy Now on eBay!
LCR Passive Component Analyzer by Andy Flind
An appreciative examination of Peaks new handheld analyzer for measuring resistors, capacitors and inductors.
Practically Speaking by Robert Penfold
A constructors guide to mounting loudspeakers, resonators and meters in the front panels of enclosures.
New Technology Update by Ian Poole
Printed plastic transistors and organic LEDs could provide truly flexible display screens.
February 2003 Purchase this issue
PROJECTS AND CIRCUITS
Brainibot Buggy by Mark Stuart and Peter Balch
A low-cost, easy-build buggy that has a mind of its own!
Wind Tunnel by John Becker
Scientifically investigate Natures second essential element
Ingenuity Unlimited hosted by Alan Winstanley
Single-Cylinder Ignition; Reaction Timer
Back to Basics - Part 1 - Hearing Aid, Audio Power Amplifier by Bart Trepak
Illustrating how transistors can create useful designs
Tesla High Voltage Transformer by Raymond Haigh
Spectacularly create your own sizzling DIY lightning!
SERIES AND FEATURES
New Technology Update by Ian Poole
Carbon nanotubes are likely to have a serious impact on semiconductor technology
Circuit Surgery by Alan Winstanley and Ian Bell
More on MOSFETs; Switching Speed of A.C. Motors
In the Bag by Terry de Vaux-Balbirnie
Have you ever wondered how your car airbags work?
Net Work - The Internet Page surfed by Alan Winstanley
The Last Keyword in Sales; Favourite Sites
Techno Talk by Andy Emmerson
Hotspots to the Rescue
Interface by Robert Penfold
Direct control of PC serial lines using MSCOMM
January 2003 Purchase this issue
PROJECTS AND CIRCUITS
EPE Minder by Terry de Vaux-Balbirnie
Looks after your personal belongings - maybe even your children!
FM Frequency Surfer by Tom Merryfield
Trawl-in those unusual contacts on the 88MHz to 125MHz band
Wind Speed Meter by John Becker
Ultrasonic techniques replace mechanics and calibration
Ingenuity Unlimited hosted by Alan Winstanley
Frequency Switch; Dual Action Regulator; Obstacle sensing for Small Robots
PICAXE Projects - Part 3. Chaser Lights by Max Horsey
Concluding the three-part series using PICAXE devices - PIC microcontrollers that do not need specialist knowledge, or programming equipment
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
All about MOSFETs
New Technology Update by Ian Poole
Semiconductors based on indium phosphide challenge those made from silicon and gallium arsenide
Practically Speaking by Robert Penfold
Constructors guide to creating case panel legends with a PC
Techno Talk by Andy Emmerson
UWB - Wireless on Steroids
Who Really Invented the Transistor? by Andy Emmerson
Conflicting claims and some revisionist history
PIC Micros and Computer GOTOs by Malcolm Wiles
Two sophisticated programming techniques for advanced PIC users
Net Work - The Internet Page surfed by Alan Winstanley
BBC on the Net; Email filtering again; Back in Pole-land
December 2002 Purchase this issue
PROJECTS AND CIRCUITS
Versatile PIC Flasher by Steve Challinor
An attractive display to enhance your Christmas decorations or your childs ceiling.
Ingenuity Unlimited hosted by Alan Winstanley
Fluid Finder; Switched Mode L.E.D. Nightlight
Door Defender by Steve Dellow
Keep an armed guard on your door or valuables
PICAXE Projects - Part 2. Temperature Sensor, Voltage Sensor and VU Indicator by Max Horsey
The second of a 3-part series using PICAXE devices - PIC microcontrollers that do not need specialist knowledge, or programming equipment
EPE Hybrid Computer - Part 2 by Petros Kronis
Real-time computation of complex system behaviour is greatly simplified by combining analogue and digital processing techniques
SERIES AND FEATURES
New Technology Update by Ian Poole
Newly developed, Spin transistors have potential applications in areas from non-volatile memories to magnetic sensors
Net Work - The Internet Page surfed by Alan Winstanley
Tune in to WorldSpace; Email Filtering again
Alternative uses for Transistors by Ned Stephens
A look at the other uses to which transistors can be applied
Interface by Robert Penfold
Choosing and using Visual BASIC
Circuit Surgery by Alan Winstanley and Ian Bell
Measuring high side and low side currents in op.amps; differences in common electric motors
Electronic Paper by Ian Graham
After more than 20 years of research, manufacturers seem to have cracked the problem of making electronic paper
November 2002 Purchase this issue
PROJECTS AND CIRCUITS
Pic-Based Tuning Fork And Metronome by John Becker
Thrill everyone by at long last getting your instrument properly tuned!
Transient Tracker by Thomas Scarborough
Solve a spiky problem with this easy-build mains transient detector
Epe Hybrid Computer - Part 1 by Petros Kronis
Real-time computation of complex system behavior is greatly simplified by combining analogue and digital processing techniques
Picaxe Projects - Part 1 - by Max Horsey
PIC-based Egg Timer, Dice Machine, Quiz Game Monitor - The first of a 3-part series using PICAXE devices - PIC microcontrollers that do not need specialist knowledge, or programming equipment
Ingenuity Unlimited hosted by Alan Winstanley
Wien Oscillator; 2-Channel Christmas Light Controller; Budget Light Sensor; Talking Newspaper
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
Biasing for single supply opamps; L.E.D. Lamp Temperatures
New Technology Update by Ian Poole
Optical illumination of crystals and nanotubes reveals their data storage potential
Net Work - The Internet Page surfed by Alan Winstanley
A Can of Worms; Attacking Tidal Waves; Fried Spam
Practically Speaking by Robert Penfold
A novices guide to obtaining a good stock of the right components
October 2002 Purchase this issue
PROJECTS AND CIRCUITS
EPE Bounty Treasure Hunter by Thomas Scarborough
Inexpensive easy-build design that has good penetration and discrimination capabilities, helping you find the valuables, but not the iron and tin dross!
I.C. Tester by Joe Farr
Let a PIC and PC check the health of your digital logic chips
Ingenuity Unlimited hosted by Alan Winstanley
One-second Crystal Clock; L.E.D. and Fuse Checker
Headset Communicator by Terry de Vaux-Balbirnie
Forget the megaphone! This system is ideal for directors who don't wish to shout - comprises master console and three slave units
PIC-Pocket Battleships by Bart Trepak
Become a Sea Lord with our interpretation of the age-old pen and paper game!
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
Toggle CMOS Interface; Troublesome UV Timer; Battery Eliminator
New Technology Update by Ian Poole
Laser light as tweezers and new materials for superconductors
Logic Gate Inverter Oscillators - Part 2 by George Hylton
A compendium of practical oscillator circuits for creative experimenters
Net Work - The Internet Page surfed by Alan Winstanley
Too Many Favourites; ContentSaver; Low Interest Rates
Interface by Robert Penfold
Adding MSCOMM Active-X control to your PC
Using TK3 with Windows XP and 2000 by Mark Jones
By popular request, how to get EPE Toolkit TK3operating under these operating systems
September 2002 Purchase this issue
PROJECTS AND CIRCUITS
Freebird Glider Control by Mike Boyden
An automatic flight attitude control system for your free-flight model glider
Portable Telephone Tester by Alan Paton
A useful tool for testing those bargain boot sale phones before you buy!
EPE Morse Code Reader by John Becker
Multi-function Morse code translation and learning aid; standalone plus optional PC interface
Vinyl To Cd Preamplifier by Terry de Vaux-Balbirnie
Copy your old records to CD, and perhaps enhance their quality in the process!
Ingenuity Unlimited hosted by Alan Winstanley
Switch Mode Fan Regulator; 555 Astable
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
Back to Darlington; Soldering tips, types and fumes
New Technology Update by Ian Poole
Quantum mechanics and Heisenberg's Uncertainty Principle could impact on the architecture of future computers
Practically Speaking by Robert Penfold
A practical look at project construction while you are still a novice
Net Work - The Internet Page surfed by Alan Winstanley
Frantic about FTP?; Broadband Thermometer; LeechGet your Files
Flowcode for PICmicro plus PIC Development Boardby Terry de Vaux-Balbirnie
Reviewing two PIC programming aids now available via our CD-ROMs pages
Logic Gate Inverter Oscillators - Part 1 by George Hylton
A compendium of practical oscillator circuits for creative experimenters
August 2002 Purchase this issue
PROJECTS AND CIRCUITS
Pickpocket Alarm by Bart Trepak
Keep bags safe from the artful dodger.
PIC World Clock by John Becker
Graphically displays world map, calendar, clock and global time-zone data.
Big-Ears Buggy by Thomas Scarborough
Sound-activated mobile "pet" buggy that follows your voice.
Simple Audio Circuits - Part 4 - Loudspeaker Enclosures, Tuning Oscillator and Resonance Detector by Raymond Haigh
A compendium of useful audio circuits for the experimenting constructor.
Ingenuity Unlimited hosted by Alan Winstanley
RF Data Spike Avoider.
SERIES AND FEATURES
New Technology Update by Ian Poole
Strained silicon technology promises to enhance semiconductor performance.
Circuit Surgery by Alan Winstanley and Ian Bell
Mini Siren; Transformer Sizes; Dynamo Torch LED; Brighter LEDs.
Evolutionary Electronics by Chris MacLeod and Grant Maxwell
A revolution in evolution, and anyone can experiment with it.
Using Square Roots With PICS by Peter Hemsley
Explaining how a neat software routine calculates an essential maths function.
Interace by Robert Penfold
Using MSCOMM to receive serial data.
Net Work - The Internet Page surfed by Alan Winstanley
More on Viruses.
Teach-In 2002 - Part 10 by Ian Bell and Dave Chesmore
Concluding this series with a look at Advanced Sensors and Radio Telemetry Systems.
July 2002 Purchase this issue
PROJECTS AND CIRCUITS
Infra-Red Autoswitch by Max Horsey
Keeps work-surface lights turned on only while you are near to them.
Ingenuity Unlimited hosted by Alan Winstanley
Velocity Detector; Car Battery Trickle Charger.
EPE Stylopic by John Becker
Have fun with a modern interpretation of a classic musical instrument!
Simple Audio Circuits - Part 3 - Power Supplies, Loudspeakers, Crossover Networks and Filters by Raymond Haigh
A compendium of useful audio amplifier circuits for the experimenting constructor.
Rotary Combination Lock by Thomas Scarborough
Pure logic and a "stack of cards" function enhance security
SERIES AND FEATURES
New Technology Update by Ian Poole
Holographic techniques could revolutionize computer data storage.
Using the PIC'S PCLATH Command by John Waller
How to access PIC addresses beyond 2K and place tables outside the basic 256 byte block.
Circuit Surgery by Alan Winstanley and Ian Bell
Bandgap Voltages; More on X and Y capacitors; Yaesu Battery Charger again.
Practcially Speaking by Robert Penfold
A practical look at interpreting component codings.
Net Work - The Internet Page surfed by Alan Winstanley
Search Engines; Tiscali 10.0
Teach-In 2002 - Part 9 - Filters, Analogue-to-Digital Conversion, Sampling, and Nuclear Radiation Sensing by Ian Bell and Dave Chesmore.
June 2002 Purchase this issue
PROJECTS AND CIRCUITS
Biopic Heartbeat Monitor by John Becker
Take a peek at the rhythmic waveforms that keep you ticking.
Ingenuity Unlimited hosted by Alan Winstanley
L.E.D. Sequencer; Quiz Master.
World Lamp by Thomas Scarborough and Surya Rao Maturu
Low cost lighting when there's no mains supply available.
Simple Audio Circuits - Part 2. Preamplifiers, Tone Controls and Filters by Raymond Haigh
A compendium of useful audio amplifier circuits for the experimenting constructor.
Frequency Standard Generator by Andy Flind
High precision 1Hz to 100kHz frequency source, derived "off-air".
SERIES AND FEATURES
New Technology Update by Ian Poole
Glass and silver high speed non-volatile memories.
Circuit Surgery by Alan Winstanley and Ian Bell
Darlington Transistors; Scope Grounding; Fleming's Rules; X⁄Y Capacitors.
Interface by Robert Penfold
Accessing Serial Ports via MSCOMM Control.
Net Work - The Internet Page surfed by Alan Winstanley
Broadband services.
Teach-In 2002 - Part 8 - Filters, Actuators, Smoke and Gas Detection with experiments by Ian Bell and Dave Chesmore.
May 2002 Purchase this issue
PROJECTS AND CIRCUITS
Freezer Alarm by Humphrey Berridge
How to prevent your food from defrosting unexpectedly.
PIC Big-Digit Display by John Becker
Control the giant ex-British Rail platform clock 7-segment digits that are now available on the surplus market.
Ingenuity Unlimited hosted by Alan Winstanley
Battery Discharger; Emergency Light.
Simple Audio Circuits - 1. Power Amplifiers by Raymond Haigh
A compendium of useful audio amplifier circuits for the experimenting constructor.
Washing Ready Indicator by Terry de Vaux-Balbirnie
Has the washing machine finished? - Avoid those washday blues.
SERIES AND FEATURES
New Technology Update by Ian Poole
Dye molecules improve solar cell efficiency.
Practically Speaking by Robert Penfold
A general look at using enclosures with your projects.
Net Work - The Internet Page surfed by Alan Winstanley
Stripboard designing software.
Circuit Surgery by Alan Winstanley and Ian Bell
Linear opto-coupling; Dog and Cat Scarer circuit details.
Teach-In 2002 - Part 7 by Ian Bell and Dave Chesmore
Comparators and digital optical sensing, plus more on Noise (with experiments).
April 2002 Purchase this issue
PROJECTS AND CIRCUITS
Electric Guitar Tuner by Robert Penfold
Six fixed frequencies and an l.e.d. help you to stay in tune.
Ingenuity Unlimitged hosted by Alan Winstanley
Switch Mode Regulators; Lottery Predictor.
PIC Controlled Intruder Alarm by John Becker
A sophisticated multi-zone intruder detection system that offers deluxe monitoring facilities.
Manual Stepper Motor Controller by Thomas Scarborough
Illustrates how a 4-phase stepper motor can be controlled bi-directionally using a conventional rotary switch.
Solar Charge And Go by Terry de Vaux-Balbirnie
Use solar power to charge your 2.4V or 3.4V NiCad and nickel metal hydride mobile phone batteries.
SERIES AND FEATURES
New Technology Update by Ian Poole
FinFET devices feature ultra-thin silicon fins that further-reduce chip sizes.
Teach-In 2002 - Part 6 Magnetic Sensors, Interference and Noise with experiments by Ian Bell and Dave Chesmore
Interface by Robert Penfold
PC Serial Port Interfacing.
Net Work - The Internet Page surfed by Alan Winstanley
Java applets speed EPEonline ordering; JBMail helps reduce spam.
Electronic Principles V7.1 Review by Robert Penfold
The range of V7.1 is vast, offering tutorials on various aspects of computing, electronics, maths, physics, etc., with interactive screens.
Programming PIC Interupts - Part 2 by Malcolm Wiles
How to use interrupts successfully with your PIC programs.
Circuit Surgery by Alan Winstanley and Ian Bell
More on grounded and floating supply lines; Charging Yaesu transceiver batteries; Eco Warrior battery charging.
March 2002 Purchase this issue
PROJECTS AND CIRCUITS
MK484 Shortwave Radio by Tom Merryfield
The MK484 is a replacement for the once-popular ZN414 radio receiver IC.
Ingenuity Unlimited hosted by Alan Winstanley
Lightning Detector; Dog and Cat Scarer; Pico Prizewinners.
RH Meter by Bill Mooney
How healthy is the moisture content in your home? By monitoring its relative Humidity you can then take steps to control it.
PIC Virus Zapper by Andy Flind
Can disease be cured electronically? Investigate this controversial subject for yourself!
PIC Mini-Enigma by Nick Dossis
Share encrypted messages with your friends - true spymaster entertainment!
SERIES AND FEATURES
New Technology Update by Ian Poole
Superconducting transistors evolved from astronomical research.
Circuit Surgery by Alan Winstanley and Ian Bell
Choosing the right battery; Four-layer devices.
Programming PIC Interupts - Part 1 by Malcolm Wiles
How to use interrupts successfully with your PIC programs.
Teach-In 2002 - Part 5 - Taking the pressure - more on strain, plus accelerometers and pressure sensors with experiments by Ian Bell and Dave Chesmore
Continuing our tutorial and practical series - making sense of the real world.
Practically Speaking by Robert Penfold
A general look at cable and wiring requirements and types.
Net Work - The Internet Page surfed by Alan Winstanley
DVD Resources; Stripboard Designer.
February 2002 Purchase this issue
PROJECTS AND CIRCUITS
Guitar Practice Amp by Bart Trepak
Enjoy playing in private without annoying the neighbors.
HT Power Supply by Robert Penfold
Provides up to 120V d.c. to power your favorite antique value radio.
PIC Spectgrum Analyzer by John Becker
PIC-controlled PC Interface for analyzing analogue waveforms and displaying their harmonic content.
Versatile Current Monitor by Terry de Vaux-Balbirnie
Monitors equipment current flow and warns if it significantly changes.
Ingenuity Unlimited by Alan Winstanely
Smart Alarm Timer; L.E.D. Dynamo Torch; Walkman in a Car.
SERIES AND FEATURES
New Technology Update by Ian Poole
Electrolytic capacitors using new polymers and a muiti-foiled structure achieve lower ESR.
Interface by Robert Penfold
Producing a DIY MIDI Adapter for your PC.
Russian Space Shuttle Revisited by Barry Fox
Buran was a mothballed since 1988 but may soon fly again.
Circuit Surgery by Alan Winstanely and Ian Bell
Unconfusing fuses; Electrolytics Unravelled.
Teach-In 2002 - Part 4 - Good vibrations - Measuring Stress, Strain, and Vibratio with experiments by Ian Bell and Dave Chesmore
Continuing our tutorial and practical series - making sense of the real world electronics to measure the enviroment.
January 2002 Purchase this issue
PROJECTS AND CIRCUITS
PIC Magick Musick by John Becker
A spellbinding experience at the slightest wave of your hand.
Ingenuity Unlimited by Alan Winstanley
Precision UV Timer; Transistor⁄Diode Go⁄No-Go Checker.
Time Delay Touch Switch by Bart Trepak
A self-contained mains switch that will automatically turn off its lights ranges of 100Ma to 1A.
Forever Flasher by James Scarborough
An easy build project that will flash a LED for 20 years or more.
SERIES AND FEATURES
New Technology Update by Ian Poole
A bumpless drive to squeeze one billion transistors into a single i.c. package.
Practically Speaking by Robert Penfold
Component identification symbols and circuits translation.
Circuit Surgery by Alan Winstanley and Ian Bell
Taking a mathematical approach to solve a filter problem.
CD-ROM Review by Terry de Vaux Balbirine
Test driving the electronics circuits and components V2.0 disk.
Teach-In 2002 - Part 3 - More on op.amps in sensors plus humidity sensors by Ian Bell and Dave Chesmore
Net Work -The Internet Page by Alan Winstanley
Annual reflection on the state of British internet market
December 2001 Purchase this issue
PROJECTS AND CIRCUITS
Twinkling Lights by Terry de Vaux-Balbirnie
A beautiful 4-channel lighting effect for your Christmas tree or party.
Mains Failure Alarm by Bart Trepak
Monitor your mains connections and project your freezer or fish tank.
Ghost Buster by Andy Flind
Spooky feeling all around you? Track down their source!
PIC Polywhatsit by John Becker
A novel compendium of delay-based musical effects.
Ingenuity Unlimited hosted by Alan Winstanley
Squash Switch; Fine Turning Aid for AM Receivers.
SERIES AND FEATURES
New Technology Update by Ian Poole
A brief history of l.e.d.s, and how they could replace incandescent lamps.
Teach-In 2002 - Part 2 - More on Temperature Sensors and Opamps plus a discussion on opto-sensors By Ian Bell and Dave Chesmore
Continuing our tutorial and practical series making sense of the real world: electronics to measure the environment.
Marconi - The Father Of Radio By Ian Poole
G3YWX Commemorating the centenary of the first transatlantic radio transmission.
Interface by Robert Penfold
Simple Analogue to digital converter using a 12 bit chip.
Net Work - The Internet Page by Alan Winstanley
Circuit Surgery by Alan Winstanley and Ian Bell
Transconductance Amplifiers; Heatsinks Revisited.
November 2001 Purchase this issue
PROJECTS AND CIRCUITS
Capacitance Meter by David Ponting
Allows any capacitor type to have it's true value readily measured.
Teach-In 2002 Power Supply by Alan Winstanley
Supplies +⁄-12V and +5V at 600mA
Lights Needed Alert by Terry de Vaux-Balbirnie
Ensure your car can be seen when driven in poor lighting conditions.
Ingenuity Unlimited by Alan Winstanley
Automatic Day Indicator; Christmas Star; Emergency Light Unit.
Pitch Switch by Thomas Scarborough
A novel sound-operated switch with precise frequency response.
SERIES AND FEATURES
Teach-In 2002 - Part 1 - Sensors, The Environment, Units and Equations, Temperature by Ian Bell and Dave Chesmore
The first feature in a 10-part tutorial and practical series - making sense of the real world: electronics to measure the environment.
New Technology Update by Ian Poole
New fuel cells and biological switchs.
Circuit Surgery by Alan Winstanley and Ian Bell
Wiring transistors in parallel.
Network - The Internet Page surfed by Alan Winstanley
Take control of your email and help beat junk and viruses.
Practically Speaking by Robert Penfold
A general look at transistors and their heat-sinking requirements.
October 2001 Purchase this issue
PROJECTS AND CIRCUITS
Camcorder Power Supply by Terry de Vaux-Balbirnie
Battery replacement with a lot more bottle!
PIC Toolkit Mk3 by John Becker
An enhanced PIC microcontoller programming development board, and prelude to next month's exciting new Windows-based TK3 software!
2-Valve SW Receiver by Robert Penfold
A nostalgic and simple design for valve radio enthusiasts.
Igenuity Unlimited by Alan Winstanley
Three-way lighting.
Perpetual Pojects - Part 4 by Thomas Scarborough
Three more solar-powered projects to complete the series - Gate Sentinel, Bird Scarer, In-Out Register.
SERIES AND FEATURES
Circuit Surgery by Alan Winstanley and Ian Bell
Heatsink calculations.
New Technology Update by Ian Poole
Thermocouple-based accelerometers dispense with moving parts.
Traffic Control by Owen Bishop
SCOOT systems speed the flow of road traffic and pedestrians.
Net Work - The Internet Page surfed by Alan Winstanley
Sircam and other worms and viruses.
Interface by Robert Penfold
Single-chip 32-bit output port.
September 2001 Purchase this issue
PROJECTS AND CIRCUITS
Water Monitor by John Becker
How costly is it to keep your garden watered? Find out and control it.
Ingenuity Unlimited hosted by Alan Winstanley
Wien Bridge Audio Generator; Precision Stereo Volume Control
LED Super Torches by Andy Flind
Two high-tech (one super-high-tech) designs to brighten your nights.
Perpetual Projects - Part 3 by Thomas Scarborough
Three more solar-powered projects - Loop Burglar Alarm, Touch-Switch Door-Light, Solar-Powered Rain Alarm - plus seven suggestions for variants.
Synchronous Clock Driver by Andy Flind
By popular request - a dual-frequency 50Hz⁄60Hz converter for mains-operated synchronous clocks.
SERIES AND FEATURES
New Technology Update by Ian Poole
Small is efficient when it comes to packaging.
Controlling Flight by Owen Bishop
An insight into how electronics helps to maintain aircraft safety.
Practically Speaking by Robert Penfold
A novice's guide to why some pins can be left unconnected.
Net Work - The Internet Page surfed by Alan Winstanley.
Circuit Surgery by Alan Winstanley and Ian Bell
Curious Decoupling; Some Like it Hot.
August 2001 Purchase this issue
PROJECTS AND CIRCUITS
Digitimer by by Steve Challis
Enhance your ease of viewing - build an add-on VCR record timer unit for Sky TV
Lead-Acid Battery Charger by Terry de Vaux-Balbimie
Keep your 6V and 12V batteries in a properly charged condition.
Perpetual Projects - Part 2 - LED FLASHER and DOUBLE DOORBUZZER by Thomas Scarborough
Two more perpetual projects for which you can be "eternally" grateful!
Ingenuity Unlimited hosted by Alan Winstanley
PC Sound System; Reliable Touch-Sensitive Switch; Pico Prize Winners
Compact Shortwave Loop Aerial by Raymond Haigh
This Q-multiplied loop amplifies signals and nulls out electrical interference. Four plug-in loops covering 1.5MHz to 30MHz.
SERIES AND FEATURES
New Technololy Update by Ian Poole
Are nano-pipes the future for transistor technology?
Iterface by Robert Penfold
Logic IC monitoring via a PC
Controlling Power Generation by Owen Bishop
PID control systems help maintain supplies of electrical power
Net Work - The Internet Page surfed by Alan Winstanley
Software Overload; SuperCat; SuperSearch
Circuit Surgery by Alan Winstanley and Ian Bell
New Case Alarm
July 2001 Purchase this issue
PROJECTS AND CIRCUITS
Stereo⁄Surround Sound Amplifier by Max Horsey and Tom Webb
An easy-to-build design whose effect, considering its inexpensive cost, is convincing!
Ingenuity Unlimited hosted by Alan Winstanley
Zener Diode Tester; Cupboard Door Monitor.
PIC to Printer Interface by John Becker
How to use dot-matrix printers as data loggers with PIC microcontrollers.
Perpetual Projects - Part 1 - Solar-Powered Power Supply and Voltage Regulator by Thomas Scarborough
Free power for your projects! The first in a new series.
MSF Signal Repeater and Indicator by Andy Flind
How to receive MSF radio clock signals in a shielded building.
SERIES AND FEATURES
New Technology Update by Ian Poole
Non-volatile memory based on CD-ROM technology.
Circuit Surgery by Alan Winstanley and Ian Bell
Keep it in the logic family; Capacitors, Resisters, and Voltages; More on Multipliers.
The World of PLCs by Owen Bishop
Programmable logic controllers offer many advantages in industrial manufacturing.
Net Work - The Internet Page surfed by Alan Winstanley
Googlifying New Groups; Sponsored search adverts.
June 2001 Purchase this issue
PROJECTS AND CIRCUITS
Magfield Monitor by Andy Flind
A sophisticated fluxgate sensor monitors static and alternating magnetic fields and outputs processed signals to a meter and headphones.
Dummy PIR Detector by Bart Trepak
An extremely inexpensive way to fool would-be intruders.
Hosepipe Controller by Terry de Vaux-Balbirnie
How to avoid wasting money when watering your garden.
Ingenuity Unlimited hosted by Alan Winstanley
Transistor Tester; DMM Auto Power Off; Broken Field Detector
In-Circuit Ohmmeter - Our final Top-Tenner ("Beginners") project enables you to measure in-circuit resistance.
SERIES AND FEATURES
Controlling Jodrell Bank by Owen Bishop
An insight into how electronics plays a vital role in our investigations of the Universe.
New Technology Update by Ian Poole
Silicon-germanium semiconductors promise higher speed and more compact architectures.
Net Work - The Internet Page surfed by Alan Winstanley
Search and you shall find (usually) - how search engines work.
PIC16F87x Extended Memory by John Becker
How to use the additional memory banks of the PIC16F87x devices.
Practically Speaking by Robert Penfold
A novice's guide to trouble-shooting project assembly.
Circuit Surgery by Alan Winstanley and Ian Bell
More on Impedance Matching; Silenium Rectifiers
May 2001 Purchase this issue
PROJECTS AND CIRCUITS
PIC Graphics LCD Scope by John Becker
Long awaited, a PIC and Graphics LCD signal monitor for your workshop.
Camcorder Mixer by Terry de Vaux-Balbirnie
Enhance the sound of your home video productions.
DC Motor Controller by Owen Bishop
Simply and inexpensively control low-voltage motors or lamps with this month's Top Tenner (beginners) project.
Intruder Alarm Control Panel - Part 2 - by John Griffiths
Concluding the 5-zone microcontrolled security system designed to meet British Standards specification BS4737.
Ingenuity Unlimited hosted by Alan Winstanley
Body Charge Detector; Flashing Christmas Tree; Solid State Switch; Electronic Tuning Fork.
SERIES AND FEATURES
New Technology Update by Ian Poole
Audio Quality is being further improved by digital amplification.
Circuit Surgery by Alan Winstanley and Ian Bell
Impedance Matching; Phase Locked Loops Revisited; PCB Solvents.
Interface by Robert Penfold
Going active with Visual BASIC 5 Control Creation edition.
Net Work - The Internet Page Surfed by Alan Winstanley
Defend yourself against "cookie spyware".
The Schmitt Trigger - Part 7 - Hysteresis in specialized devices by Anthony H. Smith
Concluding our guide to investigating and using Schmitt triggers.
April 2001 Purchase this issue
PROJECTS AND CIRCUITS
Wave Sound Effect by Robert Penfold
Let the susurration of the waves soothe intrusions on your senses.
Intruder Alarm Control Panel by John Griffiths
5-zone micro-controlled security system designed to meet British Standards specification BS4737
Sound Trigger by Owen Bishop
How to use a sound trigger⁄switch to control a low-voltage light.
EPE Snug-Bug by Mike Delaney
Treat your tropical pets to a personalized 4-channel heating system.
Ingenuity Unlimited hosted by Alan Winstanley
12V Sealed Lead⁄Acid Charger; Audio Preamplifier; Model Police Car LEDs
SERIES AND FEATURES
New Technology Update by Ian Poole
3D liquid crystal displays become reality.
Practically Speaking by Robert Penfold
A novice's guide to trouble-shooting project assembly
Circuit Surgery by Alan Winstanley and Ian Poole
More on phase-locked loops.
Net Work - The Internet Page surfed by Alan Winstanley
EPE Online Shop
The Schmitt Trigger - Part 6 - Further Digital Applications by Anthony H. Smith
A designer's guide to investigating and using Schmitt Triggers
March 2001 Purchase this issue
PROJECTS AND CIRCUITS
Doorbell Extender by David Ponting
Through-the-mains controller links your doorbell and garage or workshop, plus remote appliance switching.
Body Detector by Thomas Scarborough
Create your own "invisible shield" and let the force protect you!
DIY Tesla Lightning by Nick Field
Build a giant Tesla Coil and challenge Zeus at creating lightning!
Circuit Tester by Owen Bishop
Simply check for open and short circuits with another "Top Tenner" project.
SERIES AND FEATURES
New Technology Update by Ian Poole
Processors having 400 million transistors and running at 10GHz will soon be reality.
Net Work - The Internet Page surfed by Alan Winstanley
Firewall Software
Understanding Inductors by Raymond Haigh
Chokes, coils, and transformers - a practical look at these important components.
Interface by Robert Penfold
Multi-channel analog-to-digital PC Interface.
Circuit Surgery by Alan Winstanley and Ian Bell
Phase-locked loops.
The Schmitt Trigger - Part 5 - Digital Applications by Anthony H. Smith
A designer's guide to investigating and using Schmitt Triggers.
February 2001 Purchase this issue
SPECIAL SUPPLEMENT
How to Use Graphics LCDs With PICS by John Becker
A step-by-step guide to understanding and using pixel-matrixed graphics liquid crystal displays with your PIC microcontroller projects.
PROJECTS AND CIRCUITS
Ice Alert by Terry de Vaux-Balbirnie
Tri-color LED wards motorists and gardeners of impending frost danger.
Simple Metronome by Owen Bishop
Have a good musical time with another "Top Tenner" beginner's project.
Ingenuity Unlimited hosted by Alan Winstanley
Garden Lighting Controller.
PC Audio Power Meter by Robert Penfold
How to create your own local two-way chat zone.
PIC-Monitored Dual PSU by John Becker
Workshop power supply with multiple options and monitoring of voltage and current using a PIC microcontroller plus LCD readout.
SERIES AND FEATURES
New Technology Update by Ian Poole
Organic LEDs make their appearance.
Circuit Surgery by Alan Winstanley and Ian Bell
Voltage Multipliers; More on Multimeters.
Net Work - The Internet Page surfed by Alan Winstanley
Net Browser Formats.
The Schmitt Trigger - Part 4 Astable, PWM, Triangle Waveforms, Transducer Interface by Anthony H. Smith
A designers' guide to investigating and using Schmitt triggers.
January 2001 Purchase this issue
PROJECTS AND CIRCUITS
Versatile Optical Trigger by Owen Bishop
A Top-Tenner beginner's project for light-controlled electrical equipment.
UFO Detector and Event Recorder by Raymond Haigh
Charting the X-files revolution!
Ingenuity Unlimited hosted by Alan Winstanley
Wide Range Squarewave Generator; Etch Tank⁄UV Light Box Control System; Pico Prizewinners.
Two-Way Intercom by Andy Flind
How to create your own local two-way chat zone.
PIC-Monitored Dual PSU by John Becker
Workshop power supply with multiple options and monitoring of voltage and current using a PIC microcontroller plus LCD readout.
SERIES AND FEATURES
Using PICS and Keypads by John Becker
How to Interface PICs to matrixed keypad switches, plus LCD readout.
New Technology Update by Ian Poole
Organic Lasers.
Circuit Surgery by Alan Winstanley and Ian Bell
Voltage Multiplier Circuits; UK⁄USA Clock Rates.
The Schmitt Trigger - Part 3 Precision Triggers and Multivibrators by Anthony H Smith
A designer's guide to investigating and using Schmitt triggers.
Practically Speaking by Robert Penfold
A novice's guide to component polarity.
Net Work - The Internet Page surfed by Alan Winstanley
Backing-Up Security; Unwilling BT Partners.
CIRSIM Shareware Review by Colin Sloan
Examining a Circuit Simulation Program for PC Computers.
December 2000 Purchase this issue
PROJECTS AND CIRCUITS
PIC-Monitored Dual PSU - Part 1 by John Becker - Workshop power supply with multiple options and monitoring of voltage and current using a PIC microcontroller plus LCD readout.
Static Field Detector by Robert Penfold - An amusing "electroscope" starter project that reveals if your friends are "highly charged"!
Motorists' Buzz Box by Terry de Vaux-Balbirnie - A multipurpose piece of test equipment for the intrepid car owner.
Ingenuity Unlimited hosted by Alan Winstanley - Car Wash-Wipe Latch; Missed Call Indicator; Scissors, Paper, Stone.
Special Christmas Supplement (Available FREE from the EPE Online Library)
Twinkling Star by Bart Trepak - Twinkle twinkle little LED, brighten our festives as we're fed!
Christmas Bubble by Owen Bishop - Keep the party balloons intact - watch light bubbles burst instead!
Festive Fader by Steve Dellow - Relax your Noelistic senses with smoothly changing lighting effects!
Pictogram hosted by Andy Flind - Become a novelty flasher at the Mad Hatter's (or other's) Christmas party!
SERIES AND FEATURES
New Technology Update by Ian Poole - Inkjet and optical technologies combine to provide greater comms bandwidth.
Circuit Surgery by Alan Winstanley and Ian Bell - Switched-Mode Power Supplies.
The Schmitt Trigger - Part 2 OPAMP and Comparator Triggers by Anthony H Smith - A designer's guide to investigating and using Schmitt triggers.
Interface by Robert Penfold - Extended temperature PC Interface Software.
Net Work - The Internet Page surfed by Alan Winstanley - Freeserve and other "unmetered" servers.
Quasar Kits Review by Robert Penfold - Examining the merits of a dozen electronic kits from Quasar.
November 2000 Purchase this issue
PROJECTS AND CIRCUITS
Sample-and-Hold by Owen Bishop - A Top-Tenner add-on unit for your multimeter.
Opto-Alarm System by Stephen Spencer - Keep would-be intruders at bay with this portable, optically balanced security alarm.
PIC Pulsometer by Richard Hinckley - Accurately measures and displays timings, frequency, and capacitance.
Handclap Switch by Tom Webb - Let there be light - quick as the clappers!
Ingenuity Unlimited hosted by Alan Winstanley - Single-Phase Power Regulator; Macrovision Blanker.
SERIES AND FEATURES
New Technology Update by Ian Poole - A new combined dual chipset improves digital image capture.
Circuit Surgery by Alan Winstanley and Ian Bell - Circuit breakers; PCB track widths.
PIC Toolkit MK2 Update 2.4 by John Becker - More software facilities are added to this versatile PIC programmer.
The Schmitt Trigger - Part 1 Bipolar Transistor Triggers by Anthony H Smith - A designer's guide to investigating and using Schmitt triggers.
PIC Logicator Review by Robert Penfold - How to learn PIC programming by the flow chart method.
Net Work - The Internet Page surfed by Alan Winstanley - AltaVista Cashes out; Sense of Deja Vu; V.92 Modems.
October 2000 Purchase this issue
PROJECTS AND CIRCUITS
Wind-Up Torch⁄Flashlight by Thomas Scarborough - An occasional twist of a knob provides light without battery power.
PIC-Based Dual-Channel Virtual Oscilloscope by John Becker - A virtual oscilloscope Interface for monitoring audio frequency signals via your computer.
Fridge⁄Freezer Alarm by Owen Bishop - Another "Top-Tenner" project, audibly warns of imminent money loss!
EPE Moodloop Field Strength Indicator by Andy Flind - Check that your Moodloop's loop is working, and find the sources of 50HZ mains fields.
Ingenuity Unlimited hosted by Alan Winstanley - Anti-Tamper Loop Alarm; Doorbell Extension and Entry⁄Exit Indicator; Mini Photo Slave Flash; Color TV Tester Add-On.
SERIES AND FEATURES
New Technology Update by Ian Poole - IBM proposes a microprocessor that performs one quadrillion operations per second.
Teach-In 2000 - Part 12 - 7-segment displays, liquid crystal displays (LCDs), Digital-to-Analogue, Miscellany by John Becker - Concluding our 12-part series providing essential info for the electronics novice, with breadboard experiments and interactive computer simulations.
Circuit Surgery by Alan Winstanley and Ian Bell - Testing transistors the quick and easy way; Keep soldering on; Earthy feelings.
Interface by Robert Penfold - Digital and Analogue Temperature PC Interface.
Peak Atlas Component Analyzer Review by Andy Flind - Testing a surprisingly powerful semiconductor analyzer.
Net Work - The Internet Page surfed by Alan Winstanley - Multiple Choice Mail; Problems Addressed.
September 2000 Purchase this issue
PROJECTS AND CIRCUITS
Steeplechase Game by Owen Bishop - Another Top-Tenor design - how well can your horse jump the fences?
Active Ferrite Loop Aerial by Raymond Haigh - Superbly designed vertically and horizontally rotating reception optimizer.
EPE Moodloop Power Supply by Andy Flind - Stable power your Moodloop and other 13.2V or 12V 1A designs.
Remote Control IR Decoder by Roger Thomas - Allows PIC programming enthusiasts to remotely control their designs.
Ingenuity Unlimited hosted by Alan Winstanley - PIC UPS; Loudener; Radio Sleep Timer; 'Scope Synchronizer.
SERIES AND FEATURES
New Technology Update by Ian Poole - Micromagnetic isolation enhances high-speed data transfer.
Teach-In 2000 - Part 11 by John Becker - Voltage regulation, integration, and differentiation. Essential info for the electronics novice, with breadboard experiments and interactive computer simulations.
Circuit Surgery by Alan Winstanley and Ian Bell - Common Ground; Beginner's Questions; Shocking Stuff; Ferric Disposal; Assault and Ni-Cad Battery; Gas Gauge Chips; Down with Heavy Metal; RAM your Batteries.
Practically Speaking by Robert Penfold - A novice's guide to project building.
Net Work - The Internet Page surfed by Alan Winstanley - Check the Google box.
August 2000 Purchase this issue
PROJECTS AND CIRCUITS
Handy-AMP by Terry de Vaux-Balbirnie - A simple multi-purpose amp with built-in speaker and headphone output.
Quiz Game Indicator by Max Horsey and Tom Webb - A low-cost fun project that cannot be questioned.
EPE Moodloop by Andy Flind - Have a relaxing "field-day" (or night) with Andy's latest mood modifier!
DoorR Protector by Owen Bishop - The first in a series of "Top-Tenner" projects, featuring simple designs that can be built for around 10 UK pounds ($16 US)
Ingenuity Unlimited hosted by Alan Winstanley - Cool Controller; VOM Continuity Buzzer; Square Wave Circuit.
SERIES AND FEATURES
New Technology Update by Ian Poole - Atom-sized electronic devices are being developed.
Teach-In 2000 - Part 10 by John Becker - Transformers and Rectifiers. Essential info for the electronics novice, with breadboard experiments and interactive computer simulations.
Cave ElectronicS by Mike Bedford - How electronics assists (and electro-lights) explorers of the troglodyte underworld!
Circuit Surgery by Alan Winstanley and Ian Bell - Get wise about Piecewise and Lambda.
Interface by Robert Penfold - Four-Range Resistance Meter PC Interface.
Net Work - The Internet Page surfed by Alan Winstanley - BT's Surftime, UNIX Permissions.
July 2000 Purchase this issue
PROJECTS AND CIRCUITS
Camera Shutter Timer by Robert Penfold - Make sure you get the right exposure with this simple design.
g-Meter by Bill Mooney - Uses a space age chip to measure g- forces.
PIC-GEN Frequency Generator⁄Counter by John Becker - Versatile PIC-based test equipment.
Atmospheric Electricity Detector - Part 2 by Keith Garwell - Investigate naturee's powerhouse with this intriguing experimental design.
Ingenuity Unlimited hosted by Alan Winstanley - Multipurpose AC Detector⁄Switch; Versatile Car Interior Light Delay; Musical Chip Amplifier; Narrow SCSI Active Terminator
SERIES AND FEATURES
New Technology Update by Ian Poole - Aerogel foam capacitors.
Circuit Surgery by Alan Winstanley and Ian Bell - Checking the Chips; Low Voltage Detector.
Practically Speaking by Robert Penfold - Front panel labels for projects.
PICO DrDAQ Review by Robert Penfold - Robert puts a data logger from Pico Technology through its paces.
Teach-In 2000 - Part 9 by John Becker - Transistors. Essential info for electronic novices with bread board experiments and interactive computer simulations.
Net Work - The Internet Page surfed by Alan Winstanley - Fried SPAM.
June 2000 Purchase this issue
PROJECTS AND CIRCUITS
Atmospheric Electricity Detector - Part 1 by Keith Garwell - Investigate Nature's power-house with this intriguing experimental design.
Automatic Nightlight by Robert Penfold - A simple starter project to lighten the darkness for the young and the frail.
Canute Tide Predictor by John Becker - A simple tied calculator for paddlers, dabblers, and kings of the sandcastle.
MULTI-CHANNEL TRANSMISSION SYSTEM - Part 1 by Andy Flind - Concluding the 8 to 16-channel 2-wire signaling link with optional Interface for private phones systems
Ingenuity Unlimited hosted by Alan Winstanley - Voltage Booster; Air-flow Detector; Clock Detector; Pico prize winners.
SERIES AND FEATURES
New Technology Update by Ian Poole - New techniques improve the size and efficiency of fuel cells.
Interface by Robert Penfold - Obtaining power from a PC's serial and parallel ports.
Technology Timelines - Part 5 by Clive "Max" Maxfield and Alvin Brown - Concluding the fascinating story of how technology has developed in the last millennium, with a misty gaze into what the future might hold
Teach-In 2000 - Part 8 by John Becker - Comparators, mixers, audio and sensor amplifiers. Essential info for the electronics novice, with breadboard experiments and interactive computer simulations
Circuit Surgery by Alan Winstanley and Ian Bell - Looking for trouble? A constructor's guide to methodical fault finding.
Net Work - The Internet Page surfed by Alan Winstanley - CompuServe in perspective.
May 2000 Purchase this issue
PROJECTS AND CIRCUITS
Versatile MIC⁄Audio Preamplifier by Raymond Haigh - New chip SSM2166 offers AGC compression, limiting, and noise reduction.
Low-Cost Capacitance Meter by Robert Penfold - An easy-to-build Starter Project that adds a useful tool to your workshop.
Multi-Channel Tranmission System - Part 1 by Andy Flind - An 8 to 16-channel 2-wire signaling link with optional Interface.
PIR Light Checker by Terry de Vaux-Balbirnie - Be trigger happy with your outdoor security light system!
Ingenuity Unlimited hosted by Alan Winstanley - Sensitive Hall Effect Switch; Infrared Remote Tester; Experimenter's Power Supply.
SERIES AND FEATURES
New Technology Update by Ian Poole - Lower operating voltages speed microprocessor rates, but heat dissipation becomes more of a problem.
Technology Timelines - Part 4 - Computing 1900 to 1999 by Clive Maxfield and Alvin Brown - Who, what, where and when - the fascinating story of how technology developed in the last millennium.
Circuit Surgery by Alan Winstanley and Ian Bell - Opamps - outputs and short-circuit protection; Battery Flattery.
Teach-In 2000 - Part 7 by John Becker - Essential info for the electronics novice, with breadboard experiments and interactive computer simulations.
Practically Speaking by Robert Penfold - A novice's guide to using stripboard.
Net Work - The Internet Page surfed by Alan Winstanley - Google Box; Free for All; Under the Surf; Looking Ahead.
April 2000 Purchase this issue
PROJECTS AND CIRCUITS
Flash Slave by Robert Penfold - Make a striking image with this latest starter project.
Garage Link by Terry de Vaux-Balbirnie - An open and shut case for a 418MHz transmitter⁄receiver link.
Micro-PICscope by John Becker - Plenty of scope for this ingenious piece of portable test gear.
High Performance Regenerative Receiver - Part 1 by Raymond Haigh - Construction of our "art deco" receiver.
Ingenuity Unlimited hosted by Alan Winstanley - PC controlled DC Motor; Omni-directional Pendulum; Brushless Fan Speed Control.
SERIES AND FEATURES
New Technology Update by Ian Poole - Electronic lnk - is this the real dawn of the paper-less office?
Technology Timelines - Part 3 - Communications and Related Technologies 1900 to 1999 by Clive "Max" Maxfield and Alvin Brown - The fascinating story of how technology developed in the last millennium
Interface by Robert Penfold - Bidirectional printer ports.
Teach-In 2000 - Part 6 by John Becker - Logic, gates, binary and hex logic. Essential info for the electronic novice with breadboard experiments and interactive computer simulations.
Circuit Surgery by Alan Winstanley and Ian Bell - Opamps - Getting Loaded; Biased Approach; Socket to Me; Surface-Mount Selection.
Telcan Home Video by Barrie Blake-Coleman - A British first in home video recording.
Net Work - The Internet Page surfed by Alan Winstanley - I'm Sch.uk Up; I'll name that domain in one.
March 2000 Purchase this issue
PROJECTS AND CIRCUITS
Parking Warning System by Tom Webb - Avoid having an unwanted rear entrance to your garage!
High Performance Regenerative Receiver - Part 1 by Raymond Haigh - Beautifully designed receiver covering the 130kHz to 30MHz global broadcast and amateur bands
Automatic Train Signal by Robert Penfold - Easy-to-build, low-cost Starter Project for model railways.
EPE Icebreaker by Mark Stuart - Real-time PIC In-Circuit emulator, programmer, debugger, and development system.
Ingenuity Unlimited hosted by Alan Winstanley - Delay-On Timer; 555 Power Supply; PIC Adapter Socket; Shaky Dice.
SERIES AND FEATURES
New Technology Update by Ian Poole - Magnetic memories threaten conventional and Flash devices.
Technology Timelines - Part 2 - Days of Later Yore and Fundamental 20th Century Electronics by Clive "Max" Maxfield & Alvin Brown - Who, what, where, and when - the fascinating story of how technology developed in the past millennium.
Teach-In 2000 - Part 5 by John Becker - Waveforms, frequency, and time. Essential info for the electronics novice, with breadboard experiments and interactive computer simulations.
Circuit Surgery by Alan Winstanley and Ian Bell - Opamp Differentials; Hot Regulator; Conventional Current Flow.
Practically Speaking by Robert Penfold - A novice's guide to resistors and potentiometers.
Net Work - The Internet Page surfed by Alan Winstanley - Radio Bygones Message Board; Search Engines; Disappearing URLs.
February 2000 Purchase this issue
PROJECTS AND CIRCUITS
Easy-Typist Tape Controller by Andy Flind - Soundly helps copy-typists who can't type!
Voltage Monitor by Robert Penfold - This month's Starter Project illuminates your battery's condition.
PIC Video Cleaner by Mike Delaney - Improving video viewing on poorly maintained TVs and VCRs.
Find It - Don't Lose It by Terry de Vaux-Balbirnie - Offering the key to enlightened location finding!
Ingenuity Unlimited hosted by Alan Winstanley - Mini Disc Optical Interface; VCO Generator.
SERIES AND FEATURES
New Technology Update by Ian Poole - Latest developments in LED efficiency.
Technology Timelines - Part 1 - Days of Yore by Alvin Brown & Clive "Max" Maxfield - Who, what, where, and when - the fascinating store of how technology developed in the past millennium.
Interface by Robert Penfold - 12 Bit serial ADC using the AD7896.
Circuit Surgery by Alan Winstanley and Ian Bell - Bistable Switches; Noise Source; Opamps - Signal Handling.
Teach-In 2000 - Part 4 by John Becker - Diodes and light-emitting diodes (LEDs). Essential info for the electronics novice, with breadboard experiments and Interactive computer simulations.
Net Work - The Internet Page surfed by Alan Winstanley - Sweet Dreamcasts; Cut the Phone Tariffs; Christmas Litmus.
January 2000 Purchase this issue
PROJECTS AND CIRCUITS
Flashing Snowman by Robert Penfold - Add a sparkle of light to your festive decorations with this fun starter project.
Versatile Burglar Alarm by Ian March - Simple, extendable, and easy to use indoor security monitoring.
Scratch Blanker by Robert Penfold - Spin doctoring for a better sound bite!
Vehicle Frost Box by Steve Dellow - Helps predict the presence of black ice.
Ingenuity Unlimited hosted by Alan Winstanley - Low-cost AA to PP3 Converter; Electric Garage Door Status Indicator.
SERIES AND FEATURES
New Technology Update by Ian Poole - New SAW devices act as chemical detectors.
Teach-In 2000 - Part 3 by John Becker - Potentiometers, sensor resistors, and Ohm's Law. Essential info for the electronics novices with breadboard experiments and interactive computer simulations
Tina Pro Review by Mike Tooley BA - Examining an excellent CD-ROM based electronics teaching, design, and analysis tool.
Practically Speaking by Robert Penfold - A novice's guide to mains power projects.
Circuit Surgery by Alan Winstanley and Ian Bell - Teach-In Amplifiers; More on Opamps; Electrical ratings.
Net Work - The Internet Page surfed by Alan Winstanley - Half a Decade On; Effective Suggestions; Pet Hates; The End is Nigh.
December 1999 Purchase this issue
PROJECTS AND CIRCUITS
PIC Micro-Probe by Jim Main - A hardware tool to help debug your PIC software.
Magetic Field Detector by Robert Penfold - Where's the attraction? Find out with this Starter Project!
Loft Guard by Terry de Vaux-Balbirnie - A lofty way to keep your power bills low!
Ginormous Stopwatch - Part 2 by Ned Stojadinovic - Adding giant digits to your Stopwatch display.
Ingenuity Unlimited Special hosted by Alan Winstanley - Serial Port Splitter; Elderly Person Monitor; Rechargeable PP9 Battery; Class-D 30W Audio Amplifier; National Lottery Predictor; Tumble Dryer Alarm; Narrow Band Vision; Squash⁄Badminton Scorer; Time-Lapse Unit for Camcorder; Audio Limiter.
SERIES AND FEATURES
New Technology Update by Ian Poole - Curly nanotubes could determine the nature of future transistors.
Circuit Surgery by Alan Winstanley and Ian Bell - Opamps 101; Fusible resistors.
Interface by Robert Penfold - A serial approach to PC add-ons.
Practical Oscillator Designs - Part 6 by Raymond Haigh - Resistor⁄capacitor oscillators. Worked examples and circuit info for hands-on constructors.
Teach-In 2000 - Part 2 by John Becker - Capacitors and RC Timing. Essential info for the electronics novice, with breadboard experiments and interactive computer simulations.
The Joy of EL! by Mike Ceranski - Everything you needed to know about electroluminescent cable but were too afraid to ask!
Net Work - The Internet Page surfed by Alan Winstanley - Jet Scream; Help Us to Help You; Brow-beaten; Help-line.
November 1999 Purchase this issue
PROJECTS AND CIRCUITS
Ginormous Stopwatch - Part 1 by Ned Stojadinovic - Events timer with in-built LCD and remote big digit displays, plus radio-controlled gating.
Vibralarm by Terry de Vaux-Balbirnie - Multi-purpose vibration-triggered alarm with remarkable sensitivity.
Demister One Shot by Terry de Vaux-Balbirnie - Save car battery use and fuel consumption by minimizing rear-screen power-on times!
Acoustic Probe by Robert Penfold - An Audio "telescope" or stethoscope to investigate distant or low-level sounds (another starter project).
Ingenuity Unlimited hosted by Alan Winstanley - One-volt LED.
SERIES AND FEATURES
New Technology Update by Ian Poole - Copper-based interconnections in ICs increase their operational speed.
Teach-In 2000 - Part 1 by John Becker - Color codes and resistors. Essential info for the electronics novice, with breadboard experiments and interactive computer simulations.
Practical Oscillator Designs - Part 5 by Raymond Haigh - Crystal and crystal-controlled oscillators. Worked examples and circuit info for hands-on constructors
Circuit Surgery by Alan Winstanley and Ian Bell - More Earthly Comments; Thermal Conductivity; Oscillator Feedback; Simulations; Asta Movistor.
Practically Speaking by Robert Penfold - A novice's guide to identifying integrated circuits.
Net Work - The Internet Page surfed by Alan Winstanley - Happy Kris-mas; I Seek-You.
October 1999 Purchase this issue
PROJECTS AND CIRCUITS
Interior Lamp Delay by Steve Challis - Don't you just hate being plunged into darkness when the car door shuts? Here's a solution! Plus lights on alarm and battery saver.
Mains Cable Detector by Robert Penfold - This simple starter project detects main cables by sensing their "hum".
QWL Loudspeaker System by John Dix - Enjoy superb hi-fi sound at a fraction of the cost of an equivalent commercial speaker system.
Micro Power Supply by Andy Flind - Supplies a well-regulated + 5V even if your battery's nearly flat!
Ingenuity Unlimited hosted by Alan Winstanley - Shoestring MW Radio; Auto Supply Crowbar.
SERIES AND FEATURES
New Technology Update by Ian Poole - Sensing electron spin-directions increases hard disk densities.
Practical Oscillator Designs - Part 4 by Raymond Haigh - Negative resistance oscillators. Worked examples and circuits information for hands on constructors.
PIC16F87x Mini Tutorial by John Becker - Practical guidance on using the new PIC microcontroller family.
Interface by Robert Penfold - More serial interfacing to your PC.
Circuit Surgery by Alan Winstanley and Ian Bell - Low Voltage 555; Digital Panel Meters; Sound Levels and Decibels.
Net Work - The Internet Page surfed by Alan Winstanley - Explore New Options (MSIE 5.0); 1984 And All That; Looking Ahead.
September 1999 Purchase this issue
PROJECTS AND CIRCUITS
Loop Aerial SW Receiver by Robert Penfold - Discover the thrill of making your own radio with this simple starter project!
Variable Dual Power Supply by Tony Sercombe - Fully variable +⁄- 3V to +⁄- 15V up to 500mA, and short proof!
Child Guard by tom Webb - Helping to protect your loved ones, an audible warning sounds if children (or others) approach a fire.
8-Channel Analog Data Logger - Part 2 by John Becker - How to use this highly versatile PIC16F877 mircocontrolled design.
Ingenuity Unlimited hosted by Alan Winstanley - Theatrical Cue Light; Morse Practice Oscillator; Keypad Code Controller; Intercom⁄Baby Listener; TV Test Pattern Generator
SERIES AND FEATURES
New Technology Update by Ian Poole - Optical phase-shifting helps photolithography reduce chip size.
Power Generation from Pipelines to Pylons - Part 2 by Alan Winstanley - Concluding is on-site tour of electrical power generation and delivery in the UK
Practically Speaking by Robert Penfold - A novice's guide to capacitor types and choices.
Practical Oscillator Designs - Part 3 by Raymond Haigh - Armstrong, Meissner, Franklin, and Butler, plus RF probes. Worked examples and circuit information for hands-on construction.
Circuit Surgery by Alan Winstanley and Ian Bell - Transducer User; Photo-sensor; RMS - Stand by for the Maths; Powerless to Help.
Net Work - The Internet Page surfed by Alan Winstanley - Desoldering guide; Zoom through the Hayes; Big-footed Email for Life; Virus Updates.
August 1999 Purchase this issue
PROJECTS AND CIRCUITS
Ultrasonic Puncture Finder by Bill Mooney - Find that elusive puncture speedily and without water!
Magnetic Field Detective by Andy Flind - A neat and sensitive instrument for detecting low-level magnetic fields.
Freezer Alarm by Robert Penfold - Another low cost starter project - how to avoid an expensive thaw!
8-Channel Analog Data Logger - Part 1 by John Becker - The new PIC16F877 microcontroller offers versatile logging opportunities.
Sound-Activated Switch by Bart Trepak - Just one logic gate allows a sample mic to control - well almost anything.
Ingenuity Unlimited hosted by Alan Winstanley - Loop aerial MW Radio; Mayday Module; NiCad Discharge Unit.
SERIES AND FEATURES
New Technology Update by Ian Poole - Field emission displays challenging CRTs.
Power Generation from Pipelines to Pylongs - Part 1 by Alan Winstanley - An on-site guided tour of how electrical power is generated and delivered in the UK
Interface by Robert Penfold - Visual programming and PC add-ons.
Practical Oscillator Designs - Part 2 by Raymond Haigh - Colpitts and its variants. Worked examples and circuit info for hands on constructors.
Circuit Surgery by Alan Winstanley and Ian Bell - Electric Enlightenment; Mysterious Multivibrator; Transistors in a PICkle.
Net Work - The Internet Page surfed by Alan Winstanley - Explorer 5 Comes of Age; Hidden Worms; Trojan Trounced.
July 1999 Purchase this issue
PROJECTS AND CIRCUITS
12V Battery Tester by Terry de Vaux-Balbirnie - Give a probing health check to your lead-acid batteries.
LED Stroboscope by Robert Penfold - Another low cost starter project - how to freeze the motion of small machines.
EPE Mood Pickler by Andy Flind - Oh for good nights sleep! Insomniacs rejoice - your wakeful nights could be over with this mini-micro under the pillow.
Intruder Deterrent by Bart Trepak - Is there anyone at home? Would-be intruders may never be sure if the lights keep switching.
Ingenuity Unlimited hosted by Alan Winstanley - Superior Heads-Tails indicator; Home Alarm System.
SERIES AND FEATURES
New Technology Update by Ian Poole - New processes provide improved thick film performance.
Circuit SurgerY by Alan Winstanley and Ian Bell - Gate Post - SCR and triac triggering; Stripboard and High Voltages; Currents and Dielectrics.
Practical Oscillator Designs - Part 1 by Raymond Haigh - Hartley and its variants. Worked examples and circuit info for hands-on constructors.
Practically Speaking by Robert Penfold - Making better connections with sockets and switches.
Net Work - The Internet Page surfed by Alan Winstanley - It's a Hoax; Fall-out; Stuck on the Ramp.
June 1999 Purchase this issue
PROJECTS AND CIRCUITS
Clipping Video Fader by Robert Penfold - The first in new series of starter projects - add a simple fading facility to your camcorder⁄TV link.
PC Audio Frequency meter by Robert Penfold - Use your PC's bidirectional printer port to monitor frequencies up to 32KHz.
Mucial Sundial by John Becker - When the sun has got his hat off (hip-hip-hip-hooray) there's no shadow of doubt you'll find fun with our musical garden gnomon!
PIC Toolkit MK2 - Part 2 by John Becker - Concluding with detailed discussions of the many software options offered by this sophisticated PIC 'F87x and 'x84 programmer.
Ingenuity Unlimited hosted by Alan Winstanley - Car Auxiliary Power Protection; Metal Detector Adapter; Alarm Add-on.
SERIES AND FEATURES
New Technology Update by Ian Poole - Innovative encapsulation heralds even similar i.c. packages.
Alan Dower Blumlein by Barrie Blake Coleman - An unsung genius who greatly influenced the development of 20th century electronics.
Interface by Robert Penfold - Using Delphi to visually program your PC as a virtual meter.
Circuit Surgery by Alan Winstanley and Ian Bell - More on Current Sources; Current Mirrors; Solder Joint Protection; Etching and Electroplating.
Edison 3 Review by Robert Penfold - Talking a close-up look at an upgraded circuit simulation and analysis program.
PhizzyB Computers - Part 8 by Clive "Max" Maxfield and Alvin Brown - And now the (random) end is here, let us say (not IN a shy way), they did it their way - and you've been Phizzybly moved by it, haven't you?
Net Work - The Internet Page surfed by Alan Winstanley - Melissa's Mayhem; Cool Talk; Updates.
May 1999 Purchase this issue
PROJECTS AND CIRCUITS
Midi Handbells by Robert Penfold - Ring out thy bells with merry tolling - plus a MIDI PIC-up of course.
AM⁄FM Radio Remote Control by Max Horsey - Coded radio remote control has become straightforward and requires no UK license.
PhizzyB Computers - Part 7 by Alan Winstanley - Ma, it's making eyes at me! The PhizzyBot now has vision - here's how &
PIC Toolkit MK2 - Part 1 by John Becker - Expanding Toolkit MK1 to include the new PIC16F87x devices as well as the familiar 'x84s, plus many more features.
Ingenuity Unlimited hosted by Alan Winstanley - Photo Slave Flash Unit; Siren Sounder; Space Case Alarm; Electronic Rotary Switch; Pico Prize Winners
SERIES AND FEATURES
New Technology Update by Ian Poole - New bonding techniques enhance power handing for IGBT devices.
Circuit Surgery by Alan Winstanley and Ian Bell - Current sources - a close-up explanation.
PC Engines - from the 4004 to the PENTIUM III by Errnest Flint - A brief history of time as Intel's microprocessors see it!
Practically Speaking by Robert Penfold - The nuts and bolts of casing your projects more easily.
PhizzyB Computers - Part 7 by Clive "Max" Maxfield and Alvin Brown - Giving PhizzyBility to the PhizzyBot needs a bit of software, but not much.
Net Work - The Internet Page surfed by Alan Winstanley - The worms have turned; Under attack; Don't panic; Update.
April 1999 Purchase this issue
PROJECTS AND CIRCUITS
Mechanical Radio by Bart Trepak - Wrist power provides a renewable radio energy source.
Voice Record⁄Playback Module by Robert Penfold - Less cuddly than a Firby, but more useful.
Versatile Event Counter by John Becker - Count and time music beats, rowing rates, clock ticks and more.
PhizzyB Computers - Part 6 by Alan Winstanley - It's time to add feelers to the PhizzyBot;s guidance control.
Ironing Board Saver by Robert Hunt - Save energy with this safety add on.
Ingenuity Unlimited hosted by Alan Winstanley - Audio Limiter; Remote Control Tester; Video Amplifier.
SERIES AND FEATURES
New Technology Update by Ian Poole - Micro-electromechanical systems offer computer security solutions.
Modular Circuit Design CD-ROM by Robert Penfold - Software to help hobbyist designers achieve their circuit goals.
PIC16F87x Microcontrollers by John Becker - Microchip's new EPROM PICs have even more to offer than the 84's.
MAX761 DC-to-DC Converter by Andy Flind - How to squeeze the max out of your batteries.
PhizzyB Computers - Part 6 by Clive "Max" Maxfield, Alvin Brown - Routines to program the PhizzyBot with collision detection and avoidance.
Data-Net Review by Robert Penfold - A ten CD-ROM library of semiconductor data is put to the test.
Interface by Robert Penfold - AD8300 serial digital-to-analog converter - PC controlled.
Circuit Surgery by Alan Winstanley - Solid State Relays; Photovoltaic Relays; Electret Microphones - the plot thickens!
Net Work - The Internet Page surfed by Alan Winstanley - Freeserve support costs less; Freeserve sans CD; BT Click goes FREE; & and more!
March 1999 Purchase this issue
PROJECTS AND CIRCUITS
Smoke Absorber by Bill Mooney - You don't really want to inhale solder fumes do you? Help to avoid them with our neat little heat triggered tool.
Auto Cupboard Light by Terry de Vaux-Balbirnie - Let there be light - whenever you open the door to the depths of darkness in your wardrobe!
PhizzyB Computers - Part 5 by Alan Winstanley - Constructing the motorized platform and controller for the PhizzyBot.
Time and Date Generator by Tony Hart - Add time and date codes to your CCTV security monitoring cameras.
Wireless Monitoring System by James Humphris - Our low cost radio linked short-range data longer software and discussing f.m. Conversation.
Ingenuity Unlimited hosted by Alan Winstanley - Motor controller with Center Off.
SERIES AND FEATURES
New Technology Update by Ian Poole - With over five million color pixels, experimental "Roentgen" LCD screens have resolutions approaching that of a human eye.
PhizzyB Computers - Part 5 by Clive "Max" Maxfield and Alvin Brown - Discussing the command routines for controlling the PhizzyBot wheeled robot.
Practically Speaking by Robert Penfold - How to achieve those longer case holes more easily.
Circuit Surgery by Alan Winstanley - Regulators Sum it Up; Electret Microphones; Quick Cap Check.
February 1999 Purchase this issue
PROJECTS AND CIRCUITS
PIC Midi Sustain Pedal by Robert Penfold - Add sustain and glissando to your MIDI line up with this inexpensive PIC-controlled effects unit.
Light Alarm by Gavin Cheeseman - Looking for undercover protection? Try this simple light-activated alarm!
Wireless Monitoring System - Part 1 by James Humpris - Low-cost radio-linked short-range date logging is now readily and simply available.
PhizzyB Computers - Part 4 by Alan Winstanley - Constructing and testing the 8-switch polling and latching modules.
Ingenuity Unlimited hosted by Alan Winstanley - Zener diode tester; Microcontroller Interface for AC monitoring; Reverse Polarity Indicator; AF Sweep Signal Generator
SERIES AND FEATURES
New Technology Update by Ian Poole - MESFETS, PHEMTs, and HBTs. Examining the latest RF semiconductor techniques for cellular phones.
Techniques - Actually Doing It by Robert Penfold - Getting it working when it doesn't!
Scolar Power by Terry de Vaux-Balbirnie B.Sc. - Schools in England are switching on to a new Government scolar power initiative.
Phizzy-B Computers - Part 4 by Clive "Max" Maxfield and Alvin Brown - Examining the respective merits of Polling and Latching techniques.
Circuit Surgery by Alan Winstanley - Electret "Mics"; Textbook Voltage; Relays - More Contacts; PCB facilities in Singapore.
Net Work - The Internet Page surfed by Alan Winstanley - Freeserve Rising Fast; Give it a Whirl; More to Come.
January 1999 Purchase this issue
PROJECTS AND CIRCUITS
Alternative Courtesy Light Controller by Paul Brigham - Motorists - lighten the depths of darkness in your garage or driveway.
Twinkle Twinkle Reaction Game by John Koushappas - Twinkle, twinkle little chip, you'll be tuneful if we're quick!
Volume Compressor by Robert Penfeld - Taking a level approach to cracking the TV ads sound barrier.
PhizzyB Computers - Part 3 by Alan Winstanley - Constructing and testing the alphanumeric LCD Interface board.
EPE Mind Pickler - Part 2 by Andy Flind - Construction of our mind machine - and then you can relax!
Ingenuity Unlimited hosted by Alan Winstanley - Using solenoid valves in place of motorized valves; Mini siren alarm; Cooling monitor for outboard engines.
SERIES AND FEATURES
New Technology Update by Ian Poole - Engineering assembles for future recycling disassembly.
From Russia with Love by Barry Fox - After touring the Russian Cosmodrome, Barry relates how Russian rockets are launching American Satellites.
Circuit Surgery by Alan Winstanley - Solder tips; Logic Circuitry "Internals"; Net those chips; Voltage and Ground.
PhizzyB Computers - Part 3 by Clive "Max" Maxfield and Alvin Brown - Programming with shifts, rotates, stacks, and alphanumeric LCDs.
Update Down Under by Glen Sawyer - Our man on the spot talks about what's hot and what's not down under!
How Virtual is Your Reality? by Clive "Max" Maxfield - A report from the world's largest visual simulation show - ITSEC 98.
Net Work - The Internet Page surfed by Alan Winstanley - Freeserve --Not-so Free; The Apple of your iMac; Core Thought
December 1998 Purchase this issue
PROJECTS AND CIRCUITS
EPE Mind Pickler - Part 1 by Andy Flind - Want seven ways to relax? Try our PIC controlled mind machine!
Fading Christmas Lights by Bart Trepak - How seasonal How festive! But how different!
Reliable 15-Way Infra-Red Remote Control - Part 2 by Max Horsey - How to build reliable IR systems and increase your control options.
Handheld Function Generator by Brain Adkinson - Sine, triangle, and square wave signals always at hand, with almost full audio range coverage and output adjustability.
PhizzyB Computers - Part 2 by Alan Winstaney - Constructing and testing the input Switch and output LED Interface boards.
Ingenuity Unlimited hosted by Alan Winstanley - Hot Wire Anemometer; Soldering Iron "Ready" Indicator; Lossless Current Sensing; Foghorn Timing Switch
SERIES AND FEATURES
EW Technology Update by Ian Poole - "Test tube" takes on a new meaning for microelectronics: Oxygenation extends chip performance.
PhizzyB Computers - Part 2 by Clive "Max" Maxfield and Alvin Brown - Discussing the programming for the input and output boards.
CD-ROM Computer Encyclopedia Review by Clive "Max" Maxfield.
Interface by Robert Penfold - Serial LCD Remote Monitor for your PC.
Circuit Surgery by Alan Winstanley - Null modems and D-connectors; Pull-ups and Relays, Light-dependent Switch.
Net Work - The Internet Page surfed by Alan Winstanley - Plight of the navigator; black spot; software selection.
November 1998 Purchase this issue
PROJECTS AND CIRCUITS
PIC Tape Measure by John Becker - You've got it taped if you PIC this ultrasonic measuring calculator.
PhizzyB Computers - Part 1 by Alan Winstanley - Constructing and testing the PhizzyB computer board.
Reliable 15-Way Infra-Red Remote Control - Part 1 by Max Horsey - How to build reliable IR systems and increase your control options.
Ingenuity Unlimited hosted by Alan Winstanley - Audio Frequency Doubler; Logic Gate tester; Courtesy Light Delay; plus prize winners.
SERIES AND FEATURES
New Technology Update by Ian Poole - A device that provides both current and voltage control.
PhizzyB Computers - Part 1 by Clive "Max" Maxfield and Alvin Brown - A new series on understanding computers, introducing the PhizzyB and the PhizzyB Simulator.
Easy PC for Windows 95 by Robert Penfold - Robert puts the latest No.1 Systems program under the microscope.
Circuit Surgery by Alan Winstanley - Ripple of Applause; Tool Case; Buffers for Beginners.
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