Found in a 1968 Motorola documentation, this circuit operates at 1 kHz and can deliver 20 V from 12 V. Transistors support modern equivalents.
I found this circuit in a 1974 magazine, but it can still be easily assembled because the...
This circuit is from 70's documentation. The converter used is not a common component today. |...
This circuit is from a Radio Electronics from August 1992. The transistor used allows the control of...