What should you do when you hear a midnight door knock? Although there’s no quick answer to...
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.
Avalanche Pulse Generator – An Introduction
This prefatory article focuses on Avalanche pulse generators commonly used to generate fast rise...
Micro Cooling Fan Governor
The Digispark Attiny85 development board is not only for novices – it’s also a tiny but great...
Poor man’s Bluetooth Microphone
A family party or a small get together, we all need some stunning music there to lighten up the...
An Isolated Power MOSFET Switch
I volunteered to design a simple and inexpensive isolated power mosfet switch to control some...
The Mysterious Laser Receiver Sensor Module!
This article introduces a laser receiver sensor module available on the web. The module, named...
Rotary Encoder Primer
There seems to be a lot of confusion among electronics hobbyists about how a rotary encoder (knob)...
Compact Anti-Snatch Alarm
In this article you can see an ultra simple circuit of a lightweight, truly portable, and compact...
USB 12V Cable Review
One issue that has caught quite a few electronics hobbyists out when they build simple projects on...
Wireless Mini Boombox for Mobile Phone
Back a few months I got one Boom Touch Wireless Portable Speaker from a friend abroad. Boom Touch...