The purpose of this circuit is to modify the sound of organs so that they resemble the sound of a piano. The FET can be BF245 or MPF102 and the transistor can be BC548. The circuit is from a 1975 documentation.
The purpose of this circuit is to modify the sound of organs so that they resemble the sound of a piano. The FET can be BF245 or MPF102 and the transistor can be BC548. The circuit is from a 1975 documentation.