Tag: 555 timer – Page 22

The 555 timer IC was developed by Signetic Corporation in the year 1970. It is basically a monolithic timing circuit that produces accurate…

The Panic Alarm allows a person under duress to quickly call for help in the event of an emergency. There are many types of panic alarm circ…

Hi in this tutorial I am going to show you how to make a dimmer circuit using PWM (Pulse Width Modulation) technique. Dimming of LED is achi…

Mosquitos are annoying especially while sleeping so most people use chemicals because the chemicals are high efficiency. But using often che…

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