Found in a Motorola's 1968 documentation, this circuit operates at 16.5 kHz. The output is 5 A. The transistors are from the era, admitting modern equivalents.
This circuit published in the November 1964 Radio Electronics magazine powers a light bulb but can...
This circuit uses an old National Semiconductor operational amplifier, but it can be implemented with...
This circuit is from the 1990 Motorola Linear Databook. The circuit can be applied to other...