This circuit is from an old American documentation and its use in motorcycles with 12 V is suggested to power 6V radios. The transistor can be the BD136 and BC548.
This transistor source was found in a 1990 documentation. 2N3055 transistors must be equipped with...
Found in a 1980s documentation, this circuit uses transistors from that time. Modern equivalents can be...
CHANDLER, Ariz., Aug. 11, 2016 — Microchip Technology Inc. (NASDAQ: MCHP), a leading provider of...