We found this circuit in the 1983 edition of the Electronics Experimenter handbook. The circuit uses components that are common today, although many admit equivalents.
This circuit was obtained in a magazine Hands On-Electronics from June 1987. It is a circuit that...
This is the receiver for the previous circuit. The audio amplifier supports equivalents. The...
This distortion circuit was found in an American publication from 1970. It can be assembled with...