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Author: Mangapathi
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Mini Tesla Coil: Wireless Power Transfer
This project explains the function and construction of a Mini Tesla Coil, a resonant transformer circuit invented by Nikola Tesla…
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Convert 220V AC to 12V DC Without a Transformer
Normally, transformers are used to step down voltage from high AC voltage to a lower level before converting it to…
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Simple Fire Alarm with Heat Sensor (Thermistor) and Transistor
This simple fire alarm circuit uses a heat sensor to detect high temperatures and alert you with an LED and…
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Automatic Motion Sensor Light with PIR Sensor and Transistor
Motion sensor lights are very useful at home—they automatically turn ON when they detect movement, giving you hands-free lighting and…
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AC to DC Converter: Converting 220V AC to 12V DC
An AC to DC converter changes alternating current (AC) from the power outlet into direct current (DC) that can be…
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Automatic Water Irrigation System with Soil Moisture Sensor and Arduino
This project outlines how to build an Automatic Water Irrigation System using an Arduino Uno and a Soil Moisture Sensor.…
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Gas and Smoke Detector Using Arduino and MQ-2 Sensor
This project details how to build a multi-purpose gas and smoke detection system using an Arduino Uno board and an…
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Room Light Control with Mobile Bluetooth and Arduino
This project guides you through building a Bluetooth-controlled room light switch using an Arduino Uno and an HC-05 Bluetooth module.…
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Clap Switch: Controlling a Light with Sound using the 555 Timer and CD4017 ICs
This project explains how to build a clap switch—an electronic circuit that toggles a light bulb ON or OFF based…
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Water Tank Level Indicator with Buzzer to Prevent Overflow
This project outlines how to build a simple and effective Water Tank Level Indicator that uses LEDs to show the…