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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

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  1. Electronic Projects 74
    1. Alarms 1
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    7. Microcontrollers 9
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  2. Electronic Theory 2
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Top resources

Most resources

  1. hesam_m
    51

    hesam_m

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    31

    crutschow

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    7

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  4. languer
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View all featured resources
Resource icon ElectroMaster
Toy Organ 2012-09-17
This circuit produces a tone according to the button being pressed.
0.00 star(s) 0 ratings
Updated
Resource icon ()blivion
Easy DIY "Wiimote" Light bar 2013-01-17
[B]*DISCLAIMER* THIS PROJECT WORKED 100% FOR ME, I HOPE IT WORKS FOR YOU TOO. BUT I CAN NOT SUPERVI
0.00 star(s) 0 ratings
Updated
Resource icon D
555 Timer as a Hysteretic Controller 2013-01-17
The 555 timer IC is often used to provide flexible astable oscillators and monostable timers. The I
5.00 star(s) 2 ratings
Updated
Resource icon DerStrom8
The Secret Knock Detector Project 2013-01-17
[B]Introduction and Overview[/B] The Secret Knock Detector project is a variation of Steve
5.00 star(s) 1 ratings
Updated
Resource icon Ian Rogers
Creating Projects in MPLAB IDE 2013-02-27
A few months ago I was involved in helping another user creating and compiling a project using the
0.00 star(s) 0 ratings
Updated
Resource icon 3v0
COOP BUILD: Breadboard Trainer/Lab/Breadboard Buddies 2012-10-13
This is the master index for all completed modules for this project. Please PM 3v0 if you have upl
0.00 star(s) 0 ratings
Updated
Resource icon languer
Monitor I2C Communications through RS232 2013-02-11
In the past when requiring to monitor I2C communications between two devices I
5.00 star(s) 1 ratings
Updated
Resource icon M
Indirect Measurement of the Current Draw of a Device 2012-10-15
Sometimes we want to know the current draw of a device for various reasons. One reason would be to
0.00 star(s) 0 ratings
Updated
Resource icon M
Diode Log and AntiLog Circuit Derivations 2012-10-15
Here is some basic theory on diode log and antilog circuits and their derivations. Lots of people s
0.00 star(s) 0 ratings
Updated
Resource icon M
Biot Savart Part 1 2013-01-17
This article is about computing the magnetic field outside of a finite straight wire using Biot Sav
0.00 star(s) 0 ratings
Updated
Resource icon ()blivion
"The Scavenger" A Joule Thief inspired Boost regulator. 2013-06-19
Presented here is a significant step forward in simple, cheep, and efficient boost converter design
5.00 star(s) 1 ratings
Updated
Resource icon L
Introduction to Electron Tubes 2013-01-15
Vacuum tube, electron tube, or thermionic valve is a type of an electronic component mainly used on
0.00 star(s) 0 ratings
Updated
Resource icon ()blivion
Extensible dummy load. 50 plus Watts per transistor. 2013-01-12
I TAKE ABSOLUTELY NO RESPONSIBILITY FOR ANY INJURY, DAMAGES OR UNLAWFUL CONDUCT CAUSED BY FOLLOWING
0.00 star(s) 0 ratings
Updated
Resource icon languer
Design of a VHF Class-A Amplifier for Optimum Power Output 2013-02-11
[B]Summary[/B] This article presents the design of Class-A VHF transistor amplifier intended to pr
0.00 star(s) 0 ratings
Updated
Resource icon Mosaic
Integer Percentage & ASM, no FP 2013-01-05
This is a further discussion in the vein of 3v0's scaling article posted earlier. Percentage cal
0.00 star(s) 0 ratings
Updated
Resource icon crutschow
Simple, Multiple Sensor Intrusion Alarm With Arm and Entry Delays
Low parts-count circuit monitors multiple alarm switches, includes arm and entry delays
5.00 star(s) 1 ratings
Updated
Resource icon crutschow
LM317 12V Lead-Acid Battery Charger With 3-Step Auto CC/CV and Trickle-Charge
Lead-acid battery charger using LM317 provides auto CC charge, CV top-off, and final trickle-charge
5.00 star(s) 2 ratings
Updated
Resource icon languer
Expanding on Simple Weight Scale
Weight Scale using SFE's OpenScale platform
0.00 star(s) 0 ratings
Updated
Resource icon crutschow
Simple Push-Button Power On/Off Circuit With Delay
PB latch circuit provides on/off delay function to prevent accidental power switching
0.00 star(s) 0 ratings
Updated
Resource icon crutschow
Electronic Power Rheostat 2018-07-23
Circuit generates an equivalent high power resistance that can be adjusted with a potentiometer.
4.00 star(s) 1 ratings
Updated

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