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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 75
    1. Alarms 1
    2. Audio 0
    3. Automotive 3
    4. Computers 0
    5. High Voltage 0
    6. Light/Laser 1
    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 Mike - K8LH
PIC Single-Chip 4-Digit 99-Minute Timer 2014-05-19
A very low parts count 4-digit 99 minute timer design.
0.00 star(s) 0 ratings
Updated
Resource icon Jon Wilder
Using I2C EEPROM 2014-05-18
I2C EEPROM
0.00 star(s) 0 ratings
Updated
Resource icon Mosaic
Auto Ah Capacity Tester & Logger for 12V lead acid Batteries 2014-05-04
Safe, autonomous Ah capacity testing with auto shutdown & recharge option.
0.00 star(s) 0 ratings
Updated
Resource icon Val Gretchev
Unravelling the RS-232 standard. 2014-04-07
The new specification defines a symmetrical hardware handshaking method by just changing RTS.
0.00 star(s) 0 ratings
Updated
Resource icon crutschow
Reverse Protection of Input Power with Low Voltage Drop 2014-04-03
Prevent damage from accidental application of reverse voltage with minimal normal voltage drop.
0.00 star(s) 0 ratings
Updated
Resource icon Val Gretchev
Constant Current Diode 2014-04-03
A component that is often overlooked.
0.00 star(s) 0 ratings
Updated
Resource icon Val Gretchev
Obscure but Interesting Circuits 2014-04-01
Having fun with logic gate circuits that may be useful.
0.00 star(s) 0 ratings
Updated
Resource icon H
program of a barometer 2014-03-29
pressure
0.00 star(s) 0 ratings
Updated
Resource icon crutschow
Adjustable Low Drop Current Limiter 2014-03-28
Current limiter with max voltage drop of ~1V during normal operation, minimizing dropout voltage.
0.00 star(s) 0 ratings
Updated
Resource icon tomizett
Adjustable current load 2014-03-16
A waste of electricity
0.00 star(s) 0 ratings
Updated
Resource icon Val Gretchev
Another Vehicle Loop Detector Circuit 2014-01-12
Detection of large metal objects (cars) by inductive loop sensors.
0.00 star(s) 0 ratings
Updated
Resource icon Val Gretchev
Constant Current Supply for High Power LEDs 2014-01-11
A high efficiency constant current supply based on a switching regulator.
0.00 star(s) 0 ratings
Updated
Resource icon kinarfi
FORWARD & REVERSE, VARIABLE SPEED MOTOR CONTROLLER 2014-01-10
FORWARD & REVERSE, VARIABLE SPEED MOTOR CONTROLLER WITH POTENTIOMETER
0.00 star(s) 0 ratings
Updated
Resource icon kinarfi
Power Supply + & - 20v 15+ amps 2014-01-10
Power supply using LM2576 & LT1270A
0.00 star(s) 0 ratings
Updated
Resource icon magvitron
Forward / Reverse motor controller using 8051 2013-09-29
Used in an automatic car jack using an IR remote control, (the fwd and bwd turn will lift/lower )
0.00 star(s) 0 ratings
Updated
Resource icon alec_t
PWM pulse generator 2013-09-03
This is the base design (not a full working drawing with pin-numbering etc) for a simple PWM pulse
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 crutschow
Motorcycle Regulator-Rectifier With Low Power Dissipation 2015-10-31
Low power regulator design for permanent magnet alternators improves reliability
1.00 star(s) 1 ratings
Updated
Resource icon R
Adding thermometer feature to an inexpensive digital multimeter 2013-01-29
Digital multi-meters are found dirt cheap on Ebay. For less than five bucks, you can buy a multi-fu
5.00 star(s) 1 ratings
Updated
Resource icon magvitron
avr based frequency meter with full code and design file 2013-01-25
its a frequency meter. designed using atmega 8 (avr studio and avr gcc) proteus file : [ATTACH]
0.00 star(s) 0 ratings
Updated

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