This Motorola circuit is from 1965. Collector currents must be 7 and 12 A for transistors. Equivalents may be used. The circuit is for contact breaker cars.
This circuit was found in a 1998 documentation. It uses a sensor that detects the magnetic band of...
This circuit is from a Radio Electronics magazine from August 1990. The indicator module is of a...
We found this small audio amplifier in the November 1999 issue of Electronics Now magazine. The...