This is the power supply for the EL34 tube amplifier given in V234. This power supply supplies all necessary voltages to the circuit.
We found this circuit for vocal effects in the September 1990 issue of Radio Electronics magazine. The...
The original design of this circuit is from a 1978 publication. The circuit can be implemented with a...
We find this circuit in a 1980s documentation. The integrated circuit used is unusual today. The...