The purpose of this circuit is to measure the intensity of audio signals. We found it in the September 1990 issue of Radio Electronics magazine. The circuit works as a S meter.
We found this circuit in an old American operational Amp. documentation. The circuit applies to...
The basic idea of this circuit is to indicate the tolerance of a capacitor by reference to a...
This circuit was found in a 1989 documentation. The output must be applied to a power step for...