This circuit is from the 1990 Motorola Data Databook. The circuit can be implemented with equivalent transistors. The power supply must be symmetrical.
This battery charger was found in the Electronics Experimenter Special Projects of 1983. The...
This circuit is from an English magazine of 1974, but can still be assembled with the replacement of...
Motors up to 2 A DC can be controlled by this circuit that we find in the manual for linear...