This circuit is from a 1980s Motorola documentation. The circuit makes use of old components that can in some cases be exchanged for modern equivalents.
The circuit shown is intended for the control of stepper motors, producing a pulse sequence...
This receiver, called Peace, was manufactured in the 1960s in Japan and was powered by a 9 V...
This operational clamping circuit was found in an American documentation from the 1980s. The...