This stabilized source can supply currents up to 700 mA and the output voltage is close to 15 V. a little less with the load. The power transistor must have a good heat radiator.
This circuit of 1965 documentation makes use of a tunnel diode to retard a pulse without...
This circuit multiplies the input voltage by 3 and can work with up to 12 V input. The current is a few...
In the figure we have one of the channels and the source of a good stereo amplifier of 20 W per...