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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

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

Most resources

  1. hesam_m
    51

    hesam_m

  2. crutschow
    31

    crutschow

  3. danadak
    7

    danadak

  4. languer
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  5. tutankhamen
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View all featured resources
Resource icon zachtheterrible
Night Buzzer 2010-07-06
If you want revenge that won’t kill someone, just make them go insane, have I got the thing for y
0.00 star(s) 0 ratings
Updated
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
Updated
Resource icon R
A Variable DC Power Supply for Electronics Hobbyists 2010-07-13
A variable DC power supply is one of the most important tools for an electronics hobbyist. Most of
0.00 star(s) 0 ratings
Updated
Resource icon ElectroMaster
FM Transmitter (#1)
This circuit is a simple two transistor (2N2222) FM transmitter. No license is required for this tr
0.00 star(s) 0 ratings
Updated
Resource icon k7elp60
Competition (#3) Entry: Solar Powered Night LED’s 2010-08-07
This project uses a lead-acid battery to power some strings of LED’s at night for illumination of
3.00 star(s) 1 ratings
Updated
Resource icon Boncuk
Competition (#3) Entry: Canaria Furioso (Canary Simulator) 2010-08-05
The circuit has been designed to simulate a canary “Harzer Roller”. It consists of six timer IC
5.00 star(s) 1 ratings
Updated
Resource icon Mikebits
TimerBot Project 2012-09-06
This document presents several 555 timer circuits and there usage for a robotic obstacle avoidance
0.00 star(s) 0 ratings
Updated
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 B
DVR IR Motion Trigger 2012-08-29
A client needed a timer to keep his DVR enabled and recording when the IR motion detector output a
5.00 star(s) 1 ratings
Updated
Resource icon ElectroMaster
Electronic Combination Lock 2011-03-10
This circuit is very basic to build. To open a the lock which is connected to the K1 Load you must
4.00 star(s) 1 ratings
Updated
Resource icon ElectroMaster
Voice Scrambler 2011-01-13
With this circuit you can modify how your voice sounds by changing the pitch of your voice. This ci
4.00 star(s) 2 ratings
Updated
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
Updated
Resource icon crutschow
555 One-Shot Timer Has Zero Quiescent Power 2018-04-17
One-shot timer uses no power when quiescent, useful for battery powered circuits
0.00 star(s) 0 ratings
Updated
Resource icon Mikebits
Eagle Schematic Tutorial 2010-08-08
I wrote up a Eagle tutorial for another user on this forum, but I thought, what the heck someone el
5.00 star(s) 1 ratings
Updated
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
Updated
Resource icon ElectroMaster
Introduction to Pulse Width Modulation 2012-01-26
A look at a powerful technique for controlling analog circuits with a microprocessor's digital outp
0.00 star(s) 0 ratings
Updated
Resource icon ElectroMaster
The Basics of Bypass Capacitors 2012-02-01
This article will explain the function of a bypass capacitor, when its appropriate to use them, and
5.00 star(s) 1 ratings
Updated
Resource icon alec_t
Simple PWM control 2013-01-17
Here's a simple PWM control circuit using inexpensive readily-available components. [ATTACH=CONFI
0.00 star(s) 0 ratings
Updated
Resource icon W
A Novel Harmonic Oscillator: The GIC Resonator 2013-01-17
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Resource icon Ian Rogers
I'm sick of counter requests.. So here's a few 2016-12-01
counter
5.00 star(s) 1 ratings
Updated

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