In many posts, we saw how to use a common transistor as an electronic switch to drive power loads...
Author - T.K. Hareendran
Model Rocket Launch Controller
Most commercial model rocket launch controllers available to buy are either expensive or do not...
Electronic Signal Selector Switch Module
If you’re an audiophile, often you have to purchase rotary audio input selector switches for...
LED Strobe Primer – Part 2/Final
This is the concluding part of the LED strobe article published last year (). During this long...
White Noise Generator – An Analog Way
Welcome to the lovely sound of analog electronics! Now I’m building some white noise and pink...
Arduino Garden Lights Controller – Just a Starter
I was looking around for a little garden electronics project, and I came up with the idea of making...
Automatic Driveway Light Controller
More and more homeowners realize the advantage of having an automatic driveway light. An automatic...
Arduino PID – An Introduction
PID Controller is the most common control algorithm used for more precise and accurate control of...
Little EMF Detectors (Funny Ghost Hunters)
Now you don’t have to drain your wallet to buy an EMF meter. Whether you are searching for a...
TP5100 1S/2S Li-ion Battery Charger – Quick Review!
Even though I have a large collection of TP4056 modules for charging lithium-ion cells, I recently...