This circuit was obtained from Dutch documentation from 1967. It uses transistors of the time which can be the BFY50 and 51 for the output and the BC series for the others.
This circuit can be used in a toy organ. The frequencies are determined by the capacitors selected by...
May 2016 - Mouser Electronics is sourcing the new high-performance audio amplifiers with bipolar...
This circuit was obtained from the 1976 Siemens Integrated Circuits Manual. It is the circuit for...