Governing the speed of a motor is very important in many situations especially in mechatronics. By...
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.
Mini Pocket Weight Scale Hack
I’ve a few mini pocket weight scales. What I love about the cheap device is that it uses a...
How To Use MQ-135 Gas Sensor
A Gas sensor serves to detect and measure the concentration of gas in the environment. Nowadays you...
A Junk box 555 PWM Generator
Often you’ll need a simple pulse width modulation generator circuit to test or run small dc...
Simple Flame Supervisor
Simple flame supervisor is nothing but a little flame status monitor. The theme of this play is to...
SS49E Hall-Effect Sensor & A Random Hack
Very recently I wanted a couple of Hall-Effect Switches again for some random experiments, hence...
Little 1 Key DC Touch Dimmer
If you’re an active electronics hobbyist or maker, sometimes you may get a request from your...
Universal Tilt Sensor
Tilt sensors come in umpteen flavors. The cheapest and most common flavor is the belittled SW-520D...
An Isolated 1 Key Touch Pad Project
With this article, I’m trying to share one simple idea on how to build a single-key touch pad...
Little Hydrophone
This article is about building a little hydrophone that can be used to record underwater sounds...