T.K. Hareendran, Author at Codrey Electronics

Micro Cooling Fan Governor

ago 3 hours

The Digispark Attiny85 development board is not only for novices – it’s also a tiny but great...

September 20, 2019

A family party or a small get together, we all need some stunning music there to lighten up the...

September 18, 2019

I volunteered to design a simple and inexpensive isolated power mosfet switch to control some...

September 13, 2019

This article introduces a laser receiver sensor module available on the web. The module, named...

September 10, 2019

There seems to be a lot of confusion among electronics hobbyists about how a rotary encoder (knob)...

September 3, 2019

In this article you can see an ultra simple circuit of a lightweight, truly portable, and compact...

August 30, 2019

One issue that has caught quite a few electronics hobbyists out when they build simple projects on...

August 22, 2019

Back a few months I got one Boom Touch Wireless Portable Speaker from a friend abroad. Boom Touch...

August 20, 2019

Monitoring entry/exit doors on time is not always an easy task for everyone. Fortunately, with a...

August 14, 2019

Nothing mattering to see a circuit turning light emitting diodes (LEDs) on and off. If for certain...