Posts by Saad Hasan

Digital wall clocks are common items seen in almost every household, office, and industry. It is a common but essential household…

Measurement of moisture content of the soil is important for determining the quantity of water it contains. Proper measurement of…

Laser or Light Amplification By Stimulated Emission of Radiation is a key component in many applications that we use today. Out of…

For optimum performance of machines, it is imperative to continuously monitor physical parameters such as temperature, humidity, s…

What is an On/Off Delay Timer? On/Off Delay timer Circuits are simple electronic circuits that can either turn ON or OFF a circuit…

What is a Clap Switch Circuit? A clap switch is a simple electronic circuit project that allows the user to gain dynamic control o…

What is a Surge Protection Device A Surge protection device (aka surge suppressor) is a protection device usually used with electr…

A MOSFET Transistor tester is a simple electronic testing circuit that allows you to test the electrical behavior and operational…

A Reed switch door alarm senses whether a fridge door has been left open and triggers an alarm. There are a number of other implie…

What is a Music Reactive LED? Music reactive LED circuits are simple electronic circuits that respond to the varying sound and bea…

What is a Metal Detector Circuit? Metal detectors are simple electronic circuits that operate by emitting an electromagnetic field…

What is an Anti-Theft Wallet Security Alarm? People always think that it will never happen to them until it does. One minute your…