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Stereo balance meter

2017-01-04 15:04  
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The simplest stereo balance meter circuit schematic available on the internet! When Left and Right signals are equal, no output is present from U1 and pin 6 is at a steady 4.5V. Unbalanced audio causes the LEDs to vary in brightness, which causes a difference that corresponds to unbalanced between channels.

Stereo balance meter circuit diagram

stereo balance meter

741 IC
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