This circuit allows you to adjust the balance between channels of a stereo amplifier. The circuit makes use of an analog indicator with zero in the center of the scale.
I can be obtained from Mouser Electronics the new TDK inducers SPM-LR series to currents from 1.3...
The purpose of this circuit is used in communications and to respond to signals that are in the 2...
We found this circuit in an 80's Radio Shack publication. The circuit uses a company buzzer, but...