This circuit is from a 1968 Electronic Design. The characteristics of the output transformer are not given and the transistors are of the time. The circuit provides a power of a few watts.
It can be obtained from Mouser Electronics new TPS54A20 Texas Instruments consisting of step-down...
This physical line servo control uses components that are not currently common. The circuit is from...
This circuit was found in 1968 General Electric documentation. The circuit uses components from the era...