Audio peak Indicator


Posted on Oct 25, 2012

This circuit can be used to remotely monitor a loudspeaker, alarm, or audio source for presence of an audio waveform. It can also be directly connected across loudspeaker terminals used as a peak indicator. If you need to monitor some audio signal at a location that is either soundproof are too far away to actually hear the signal then you can use a circuit similar to this one. A remote indication that the audio source is active is provided visually, here in the form of a LED.


Audio peak Indicator
Click here to download the full size of the above Circuit.

Referring to the above circuit, the 10k preset is a level control which should be adjusted so that when the source ( audio signal or alarm ) is producing the desired amount of noise, the LED lights. The input stage is an inverting x100 amplifier made with




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

DC servo motor driver with MC33030
USB08 HC908JB8 USB Reference Design
Triac Dimmer Circuit
antenna tuning unit atu for 27 mhz cb
Avenger Sebring Coupe Stratus Coupe 1999 2006
high resistance voltmeter circuit diagram
Global Positioning System GPS
50 MHz frequency counter voltage meter & SWR/PWR indicator
NE555 circuit diagram of a divider circuit
Motor Speed and Speed protection circuit of small hydropower stations



Top