Here is the circuit of a do it yourself universal relay module for microcontroller projects. One...
Electronic Circuits
In this section you will learn and build simple electronic circuits projects. You will make interesting analog electronic circuits useful in daily life. Moreover, you will know electronic circuit design using circuit elements.
The circuits include home made electronic circuits, hobbyist circuits and prototypes.
Li-ion Universal Battery Charger Teardown
Outcome of a product teardown can be used by hobbyists/makers to find out what components are being...
Portable LED Tester
The circuit below shows a simple light emitting diode tester, powered from a 9V compact...
Efficient Snake Repeller
Solar electronic snake repellent presented here is a proven solution to keep all poisonous snakes...
Automatic Fan Switch with PIR Motion Sensor
Here is one interesting circuit of an automatic, passive infrared motion sensor controlled, speed...
Simple DVM Voltage Reference
Validating the calibration of an electronic test and measurement instrument such as a digital...
USB Xmas Candle
Here is a fascinating USB-powered LED Candle armed by the Digispark USB Development Board based on...
Haptic Feedback Module – DIY
Wearables and dozens of other consumer electronic devices make use of vibro-tactile feedback to...
Simple Electronic DC Load
There are a number of solutions for making a simple electronic load – you only have to take a look...