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 with two transistors was found in Radio Electronics magazine from March 1963. The V2...
The circuit shown is from National Semiconductor's Linear Applications Handbook, published in...
This circuit is intended to trigger an auxiliary flash with a xenon lamp as it is still used by...