How to Make a Transistor Tester

w3circuit.blogspot.com The 555 operates at 2Hz. Output pin 3 drives the circuit with a positive then zero voltage. The other end of the circ...

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Relay activated by Sound

This is a Relay activated by Sound Circuit Diagram. Generally a circuit has a basic function, but according to our needs can modify or add t...

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Relay Switch Activated by Tone and Signal

Relay Switch Activated by Tone and Signal: This is a simple project of Relay Switch Activated by Tone and Signal circuit diagram.The essenc...

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1+1 Regulator Handles Two Input Voltages

Regulator Handles Two Input Voltages circuit in Fig 1 supplies both 3.3 and 5V to transitional circuits that employ both the new 3.3V and ol...

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White line Flower

Here is simple and low-cost electronic circuit project for White line Flower Circuit.  This circuit will be used for a toy automotive to fol...

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