This guitar effect circuit was found in a 2002 documentation. The circuit can be powered by a 9 V battery as it has low consumption. The connections of the input and output audio signals must be shielded.
This circuit was obtained in a 1967’s EEE. Transistors and integrated circuits can be replaced by...
This source, found in a 1991 publication, was originally designed to operate with the CB18736E, an alarm...
This circuit is from Motorola's 1990 Linear Databook. We can implement it with other operational...