Found in a 90s documentation, this circuit appears in other configurations on this site. The circuit can be powered with voltages from 5 to 12 V.
This circuit makes use of a mechanical delay line to produce the reverberation effect. This is a...
This circuit was found in an American documentation from 1975. The components of the time can no...
The oscillator circuit is an ICM7556, the dual CMOS version of the 555. The frequency depends on...