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My original project is [URL="http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1247631566/all"]here[/
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This cct uses 4026B ICs to drive 1.5" 7 Segment LED Displays. Even at 5volts these are quite bright
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For those who may be interested. A simple circuit/method/scheme for adding a serial port to that o
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Hi Guys,After designing this single chip Charlieplexed 24 hour [U]Clock[/U]/[U]Calendar[/U]/[U]
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Here is a project I worked on a while ago that I’ve finally got around to documenting. It inte
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Simple Coil Gun 2010-07-05
What is an coil gun? Its an prety fancy way of shoting projectiles out of an tube.It uses magnetic
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A few months ago, I decided to build a compact, yet effective alarm. My demands were:- simple const
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This is the improved version of the LED lamp posted about 1 year ago which ran on half wave rectifi
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I Just Updated my Car Detector project, Should anyone here need one.
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Don’t throw your old mouse do a fun project with it. This is the simplest project I have ever mad
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This 800 W light bulb flasher operates directly off the line and needs no transformer. Power for th
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This unique circuit has been tried with all three of my cameras and two others and works perfectly.
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Here is something that I was able to build, it basically takes the pulse from a 555 timer and goes
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A simple bench PSU capable of :- Approx. 5v to 15v output at 1A Current limited from about 500mA
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Garage Door Hacker 2010-07-05
This is the instructions and schematic for a garage door hacker. It modifies an existing door opene
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This is a cool little circuit that i made for a school project. It can be used as one of those thin
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hi for all members. [ATTACH]44249[/ATTACH]
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PIC Programmer. 2010-07-03
I've just finished building the PIC programmer on Nigel's site.
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This PIC controlled fanbus allows to control the speed of 6 fans with PWM. It uses 4 7segment led
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This update applies to a project posted [URL="http://www.electro-tech-online.com/electronic-project
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