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Auto Switch off light circuit
The Auto switch off light circuit drives AC lamp up to few seconds and…
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Automatic Headlight circuit
This simple circuit automatic headlight switch turn on vehicle head light when reaching…
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Battery Drain meter circuit
To measure battery life is time consuming task and providing high load to…
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Crystal tester circuit
This simple circuit can be used to check the crystal element whether it is…
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Dual Power supply from single battery
Need of dual power supply for certain circuit is necessary, if you…
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Electronic horn circuit
This simple circuit helps to make louder horn for vehicle or alarm,…
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Cooling Fan speed control circuit
As a Electronic engineer we know the importance of proper heat dissipation from the electronic device…
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IC 741 tester circuit
When we use ICs in the circuit some times we cannot get desired…
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LED Voltmeter circuit
LED voltmeter circuit constructed by operation amplifier IC741, here the op-amps are acts as…
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Low Voltage Relay driver
This low voltage relay driver circuit constructed by using IC MAX 4624. This…
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