This circuit was found in an Experimenters Handbook of the 1990s. The purpose of this circuit is to keep constant the audio signal level of a system, increasing the lower signals.
We found this circuit in a 1970 publication by General Electric. The components can be changed...
This source is used to supply circuits with operational amplifiers, being originally created for...
Suggested by American documentation from 1968, this circuit divides the frequency of synchronized...