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Simple Shop Shutter Guard Circuit to Safeguard your Shop from Theft

The shop shutter guard circuit discussed here guards your shop when its shutter is closed i.e., at night if an intruder tries to break the shutter, the piezo senses the vibration and the relay is fired to which a 230 volt bulb can be connected which makes the intruder think that someone’s inside…..but he don’t … Read moreSimple Shop Shutter Guard Circuit to Safeguard your Shop from Theft

Making a “Helping Third Hand” for Aiding Soldering Jobs

The post explains a step by step construction of a “helping third hand” unit for assisting PCB soldering jobs in order to make the job much hassle free. The gadget could be very handy especially for the new hobbyists. The project was constructed and submitted by Master Ss kopparthy. Let’s learn the whole procedure. The … Read moreMaking a “Helping Third Hand” for Aiding Soldering Jobs

Earth Leakage Indicator Circuit for Detecting Current Leakages in Ground Wires

A simple earth leakage indicator circuit discussed here can be used for getting some very useful results regarding current leakages from an appliance body into the earth pin. The idea was requested by Mr. SS kopparthy. The circuit of the proposed earth leakage indicator is shown in the figure below. Each such unit may be … Read moreEarth Leakage Indicator Circuit for Detecting Current Leakages in Ground Wires

LIVE, Neutral, Earth Fault Indicator Circuit

The circuit explained here will provide LED indications and show if there’s a possible fault in the wiring of your home AC Live, Neutral, and Earth connections. The idea was requested by Mr. SS kopparthy. Technical Specifications sir, very good morning. I thank you for your help. I further wanted you to consider a circuit … Read moreLIVE, Neutral, Earth Fault Indicator Circuit

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