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Real Machine Gun Sound Effect Generator Circuit

Last Updated on November 9, 2023 by Swagatam 22 Comments

An impressive little machine gun sound effect generator circuit is discussed here. Once built can be integrated with any audio amplifier to experience a roaring bullet studded war like simulation. […]

Filed Under: Audio and Amplifier Projects, Mini Projects

Simple Bird Sound Generator Circuit

Last Updated on November 9, 2023 by Swagatam 19 Comments

The diagram presented below shows a simple circuit of a bird chirping sound generator. All the parts are very common and the transformer is an ordinary type as found in small transistor […]



Filed Under: Audio and Amplifier Projects, Fun Projects

3 Tested 220V High and Low Voltage Cut OFF Circuits Using IC LM324 and Transistors

Last Updated on November 8, 2023 by Swagatam 166 Comments

An AC mains high/low cut-off device will cut off or disconnect the mains supply from home electrical whenever a high voltage or low voltage situation is detected. In this way […]

Filed Under: 324 IC Circuits, Power Supply Circuits, Sensors and Detectors

10 LED Simple Roulette Wheel Circuit

Last Updated on November 7, 2023 by Swagatam 20 Comments

A very simple 10 LED roulette wheel circuit is shown here. pressing the button starts the LEDs in a rotational motion (sequencing) at full swing initially, and gradually slows down, […]

Filed Under: LED and Light Effect, Mini Projects

20 Watt Fluorescent Tube Light Circuit with 12V Battery Operation

Last Updated on November 7, 2023 by Swagatam 22 Comments

This simple 20 watt home tube light circuit will work with any 12V battery and uses very few components yet is able to produce a reasonable amount of white light. […]

Filed Under: Home Electrical Circuits

5 Simple Water Level Controller Circuits

Last Updated on November 7, 2023 by Swagatam 193 Comments

An automatic water level controller is a device which senses undesired low and high water levels in a tank, and switches a water pump ON or OFF accordingly to maintain […]

Filed Under: Mini Projects, Water Level Controller



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