Making Ferrofluid Dance to the Music!
In this project we will see how to create an audio spectrum analyzer using a ferromagnetic liquid from a bottle…
Warming Band
This pressure-sensitive band warms up as you rest your hand on it, and cools down with firmer pressure. The jersey…
DIY SMD Rework station
If you create PCB with SMD components or you are a repairman you surely know how important and convenient a…
What is a Transistor? Types, Uses, Working Principle
A transistor is defined as a semiconductor device that’s fundamentally built with three terminals for amplifying or switching electronic signals…
A 555 and a Lighter Make High Voltage
If you don’t have a ready source of high voltage, here’s an easy way to build one from the aptly-named…
Power Efficient Motor Driver
The project presented is a stepper motor/motor driver circuit board with SN754410 motor driver IC including some power saving features.…
Presence detector with microwave
It detects stationary and moving people just like a PIR, but it can do that also behind doors and thin…
RC SWITCH
It allows controlling devices such as lights, motors and even relays from a channel of a radio modelling receiver. The…