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 electronic ignition for cars of the time was found in the Radio Electronics magazine of May...
Found in Radio Electronics from the 90s, this circuit has a power given by the output amplifier. The...
This transistor-based circuit has good gain and high input impedance. It was found in the November...