This circuit with a few watts of power was found in the April 1995 issue of Electronics Now magazine. The voltage obtained and the efficiency depend greatly on the transformer.
In the figure we have a very simple trigger circuit for an SCR that powers a 12 V lamp whose...
With the use of precision resistors and capacitors, this circuit with programmable unijunction transistor...
This 15 W power stage was found in Radio Electronics magazine from August 1959. The transistors are the...