In this post we learn how to make a 10 step sequentially switching latch circuit which is used for switching ON 10 high power amplifiers sequentially. The idea was requested […]
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Clap Operated Toy Car Circuit
In this post we study how to make a simple clap operated toy car circuit using a clap switch circuit and a MIC amplifier, to control its forward and reverse […]
2 Simple Arduino Temperature Meter Circuits Explored
In this article, we are going to construct a couple of easy Arduino temperature meter circuits which can be also used as a LED room thermometer circuit. The circuit is […]
Temperature Controlled DC Fan Circuits
Have you ever turned up your amplifier all the way, either at a party or just for fun? You may have noticed that “it gets hot” and thought that a […]
How Electret Microphones Work – Full Tutorial and Diagram
The post explains how electret microphone devices work, through appropriate diagrams and formulas. What’s a Microphone A microphone is a device designed for transforming weak sound vibrations into tiny electrical […]
7 Best Touch Sensor Switch Circuits Explored
The post details 8 easy methods of building touch sensor switch circuits at home, which can be used for switching 220 V appliances ON/OFF with mere finger touch operat ions. […]