Simple Smoke Detector Circuit

A Smoke detector circuit is an essential system when it comes to maintain safety precaution for any establishment. Having a smoke detector installed makes life easy to save your establishment from any fire attack. Smoke detector is common these days and this project aim to detail the process to building the alert system. Smoke Detection […]

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Carbon Gauge Circuit

In this post we’ll see how to make a simple carbon gauge circuit for measuring carbon emission level of an automobile exhaust system. Measuring carbon is common usage in the field of transportation. As the world has crowded with increasing number of vehicles plying every day, the increase of carbon has become a major point […]

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Simple Touch Switch Circuit using IC 4017

A surprisingly simple touch sensor switch circuit could in fact be constructed utilizing just one IC 4017 together with a couple of supplementary passive elements, the method is spelled out in the next paragraphs . Looking at the below presented circuit diagram for the suggested simple touch sensor switch, we are able to notice that […]

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AC Mains Current Detector Circuit

This AC mains current detector circuit identifies current levels within one of the AC mains supplies with the aid of an inductive pickup sensor (L1) made using a one inch diameter U-bolt wrapped with eight hundred spins of 30 SWG super enameled wire. It senses AC mains line currents of approximately 200 mA or maybe […]

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