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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Electronic Projects

A collection of electronic circuits and projects you can build. Created by our very own members.

Categories

  1. Electronic Projects 74
    1. Alarms 1
    2. Audio 0
    3. Automotive 3
    4. Computers 0
    5. High Voltage 0
    6. Light/Laser 0
    7. Microcontrollers 9
    8. Power Supply 24
    9. Remote Control 4
    10. Robotic 2
    11. Test Equipment 6
    12. Timers 1
    13. Other 22
  2. Electronic Theory 2
    1. Laws 0
    2. Guides 0
    3. Other 2
  3. Software & Downloads 0
    1. Hello World! Examples 0
  4. Code Repository 0

Top resources

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Resource icon QuietMan
555 Bistable Multivibrator 2012-08-29
The most common 555 configurations are that of a Astable and Monostable Multivibrator. This shows h
0.00 star(s) 0 ratings
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Resource icon bananasiong
ADC Using 555 Timer - Delta Modulator 2012-08-29
With the availability of the powerful micro controller in the modern era, people tend to forget the
5.00 star(s) 1 ratings
Updated
Resource icon R
Interface a character LCD display to PIC microcontroller 2012-08-01
[B]Introduction[/B] An HD44780 Character LCD display device is designed for interfacing with embed
4.00 star(s) 1 ratings
Updated
Resource icon rs14smith
Solar Charged Remote Control Electric Lawn Mower 2012-05-25
I, Robert Steve Smith, have put together a series of videos below that will show you how to create
5.00 star(s) 2 ratings
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Resource icon alec_t
Simple, cheap, Square/Triangle/Sine-wave generator 2012-05-25
A test signal generator is invaluable when making or repairing electronic equipment. Although a ful
4.00 star(s) 1 ratings
Updated
Resource icon C
Inductance measuring adapter for multimeter 2012-05-25
For those of us without an actual inductance meter, this project is an easy-to-build way to use an
4.00 star(s) 2 ratings
Updated
Resource icon 3lectrix
Water Level Alarm 2011-12-29
This circuit will produce an audible alarm when the water level reaches a preset level.The circuit
5.00 star(s) 1 ratings
Updated
Resource icon 3lectrix
Power Supply Failure Alarm 2011-12-29
Most of the power supply failure indicator circuits need a separate power supply for themselves. Bu
3.00 star(s) 2 ratings
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Resource icon S
Utility Trailer Taillight Interface 2011-12-19
This simple circuit was built 21 years ago, still works today. The PCB is designed around the se
0.00 star(s) 0 ratings
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Resource icon ElectroMaster
TV Remove Blocker 2011-12-18
Just point this small device at the TV and the remote gets jammed.
4.00 star(s) 1 ratings
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Resource icon alec_t
Dual-Mode Microphone Pre-Amplifier 2011-12-17
This is a microphone pre-amp which I designed for use with a SoundBlaster(TM) AWE 64 Value sound c
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Resource icon alec_t
Simple 3-Transistor Voltage Regulator (with current limiting) 2011-12-17
This article describes a simple 3-transistor voltage regulator with current limiting. It is based
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Resource icon alec_t
Auto Switch-Off Torch 2011-12-17
An elderly acquaintance who couldn't cope with battery recharging was getting through dry cells rap
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Resource icon Jon Wilder
Interfacing a Toshiba T6963C Equipped GLCD with a PIC Microcontroller 2011-12-13
So you happen to have a GLCD with the Toshiba T6963C display controller and you want to interface i
0.00 star(s) 0 ratings
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Resource icon B
120v 4-LED Night Light 2011-11-13
This circuit uses can be used as a night light. It uses a 120v Mains to power the circuit. Works li
1.00 star(s) 1 ratings
Updated
Resource icon V
Capacitor ESR Tester 2011-09-13
This project was conceived as a way to enhance the collection of test equipment on my test bench. I
0.00 star(s) 0 ratings
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Resource icon ElectroMaster
Simple Lie Detector 2011-09-10
Here's a simple lie detector that can be built in a few minutes, it is mean for fun and is obviousl
0.00 star(s) 0 ratings
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Resource icon sheldonstv
Simple gated oscillator 2011-09-10
Here is a simple gated oscillator for you to play with. It's nothing complicated build wise but
0.00 star(s) 0 ratings
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Resource icon 3lectrix
Infrared Proximity Detector 2011-09-10
This proximity detector using an infrared detector (Fig. 1) can be used in various equipment like a
0.00 star(s) 0 ratings
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Resource icon 3lectrix
Light Activated Switch 2011-09-04
The circuit is based on National Semiconductors comparator LM311 (IC1) and an LDR. The non invertin
3.00 star(s) 3 ratings
Updated

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