Often you’ll need a simple pulse width modulation generator circuit to test or run small dc...
555 Timer Circuits
555 Timer IC in electronics is a chip used for building hobby electronic circuits such as timers, motor control etc.
Here you will learn interesting 555 timer projects and 555 timer experiments.
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...
Build Your Quick & Dirty Foam Cutter
Let’s make a quick and dirty foam cutter! Foam is an easy and cheap material for various...
An Easy 555 EC Sensor!
Aware that a particular circuit is needed to measure electrical conductivity (EC) of a liquid...
Audio Signal Injector
Audio signal injector is a must to have little tool for troubleshooting audio circuits. Connecting...
EL Wire Lamp Driver/Inverter
Aim of this article is to provide a simple circuit to drive EL (Electro Luminescent) components...
USB Mug Warmer
How to build a USB Mug Warmer? It’s easy if you have a little skill and patience! This...
Poor man’s Door Video Security Camera
This article describes a basic idea that can be used to build your own simple video security...
LED Strip & Microcontroller
This is a simple design guide for making your own really nice lighting for your home, office, shop...
Pin5 and 555 – An Abridgment
Let me have my say – it’s my habit to do things over again. Not a mere repeat of anything...