Using the name of varactor this circuit was found in the Radio Electronics magazine of July 1982. Varicaps of any type can be used and the components selected according to the component.
This sensitive multi-circuit and component prover uses two transistors and has a switch position where...
This video game is another of the AY3 series with the AY3-3606 integrated circuit. The circuit was found...
This power stage with two transistors was found in Radio Electronics magazine from October 1963....