This circuit uses unusual Motorola components. The circuit was suggested in the 1990 Linear Databook. Transistors can be replaced with equivalents.
August 2017 - Heat sinks for use with Arcol / Aluminum resistors can be obtained from Mouser...
Can be used as a shield, this old American documentation circuit offers digitally selected...
This circuit charges a battery to power a flashlight at night. The circuit is from an English...