This is the power supply for the EL34 tube amplifier given in V234. This power supply supplies all necessary voltages to the circuit.
This simple circuit has its trigger point set in the trimpot. The transistor can be any general...
Hig stability is the main feature of the 10 V regulator circuit shown in the figure and suggested by...
By the components used this circuit of old English documentation can still be easily assembled. The...