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Turns-off your amplifier when idle for 15 minutes Fed by amplifier tape-output Circuit diagram
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Talking Voltmeter Ever needed to measure a voltage without taking your eye off something? If so, then this is the project for you! The Or...
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The following circuit works as a dark sensor. If the light falling on LDR is blocked, it switches on the LED D1. It has been configured in ... -
circuit diagram Circuit of a digital volume control using six discrete ICs, including a 5V regulator, is presented. IC1 (555) is configur...
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It's well known that many animals are particularly sensitive to high-frequency sounds that humans can't hear. Many commercial pest ...
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CamTim is a simple electronic circuit hack that allows any digital camera (with a remote) to be used for time-lapse photography of nature (m...
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This 3 channel 15 LED spectrum analyzer is the perfect addition to any audio amp project. It produces fantastic displays on three LED bars ...
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Description: This circuit takes an ordinary loudspeaker and allows it to be used in reverse, as a microphone. Circuit diagram Notes: T...
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Introduction The purpose of this digital electronics project is to record messages using a dedicated voice recorder integrated circuit. Re...
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Simple and low cost. The optimal supply voltage is around 50V, but this amp work from 30 to 60V. The maximal input voltage is around 0.8 - ...
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