Contactless Voltage Tester – Circuit and Making
CONCEPT OF THE CIRCUIT In this Contactless Voltage Tester circuit the current induced in the Antenna Coil when bringing it to close to the AC Voltage (Wire or Switch) is subsequently amplified by three transistors connected in the series to light an LED or you may add a buzzer in parallel to the LED. The circuit
Professional Lighting System for Streets and Stairs (PLSSS)
Professional Lighting System for Streets and Stairs is an Electronic Project for Kids wired around our old friend Arduino UNO. It can also be used for professional purposes without any major alterations in the project. PLSSS can be used as automatic street lighting system or automatic staircase lighting system. Following are the uses of this
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