This circuit automatically turn off the amplifier when no signal present. Pressing the P1 circuit is switched on and supplies power to any device connected to the outlet SK1. The input signal is amplified and limited by IC2A and IC2B, and controlled light-emitting diode D4. In the flash of the LED D4, even very short, chip IC3 is reset and restarts its counting.
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Description for Amplifier auto timer
|1||Title:||Amplifier auto timer|
|2||Upload by:||Amplifier Circuit|
|3||Upload date:||August 19, 2011|