This Power supply sources from 500 to 1,000 mA according the transformar and was found in a publication of the year 1958. The diodes can be now the 1N4004 and the transistor should be mounted on a heatsink.
This circuit is from the Motorola Linear Databook of 1990. The circuit controls a Triac from a...
This circuit was obtained from Maxim documentation. The circuit has 4.5 and 5.5V thresholds for...
This circuit for high power xenon lamps was found in the November 1974 issue of Radio Electronics...