I volunteered to design a simple and inexpensive isolated power mosfet switch to control some...
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.
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...
Expansible Door Sensor
Monitoring entry/exit doors on time is not always an easy task for everyone. Fortunately, with a...
LED Strobe Light DIY
Nothing mattering to see a circuit turning light emitting diodes (LEDs) on and off. If for certain...
Solid State Relay (SSR) Primer
Nowadays solid state relays (SSRs) can be found in almost every online electronics store, and SSRs...
Lifting Electromagnet – DIY
The quick way to build an electromagnet based project is to buy one lifting electromagnet with...