I got an assortment of fake/dummy security cameras a while ago. The cheapo batch was made in China...
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.
Radar Light Bulbs & Random Views
When it comes to ways to reduce energy consumption there are many changes that you can make to your...
LED Strobe Primer – Part 1
Certainly, I’m not going to share something about constructing your own strobe for use in...
Photoelectric Light Sensor
It’s rather ridiculous to think how cheap you can get light sensor modules today. Sure...
Triac AC Dimmer/Speed Regulator – Random Thoughts
I made a little purchase in the midway of December, and there’s a nice packet waiting for me...
RPM & Infrared Tach – Rough Realities!
Governing the speed of a motor is very important in many situations especially in mechatronics. By...
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...