This power supply circuit for high power audio amplifiers was found in Radio Electronics from the 90's. Power MOSFETs admit modern equivalents. The output current is 5 A.
We found this circuit in an old documentation from the 70s. The sensor is an LDR that must be...
This circuit with junction field effect transistors was found in documentation from the 1980s. The...
Common general purpose silicon diodes when direct biased provide a voltage fall of about 0.6 to...