This regulator can use BD'136 as the main transistor and as a reference next to a BC548 zener. The circuit provides a voltage of 9V from 12 to power devices that use batteries.
The critical component of this project from a 1988 publication is the transformer. The final power...
September 2016 – At Mouser is available the new N channel MOSFETs PMGD175NEX from NXP for currents of 950...
This series motor control circuit was obtained from an old manual from the 80's. The SCRs must be...