This PNP transistor power stage was found in the May 1969 issue of Radio Electronics magazine. The circuit uses a transformer for excitation and requires 10W input for full output power.
The great advantage of the circuit shown in the figure is the fact that its frequency is...
This power supply provides a12 V stabilized output. The transistor must be provided with a good...
Found in an American publication from 1968, this circuit can be made based on a TIP42 that must be...