Constant current source (CB20484E)

This circuit uses a current regulator from the 90's. This component is uncommon nowadays. The transistor admits equivalent.

H bridge with MOSFET (CB21098E)
This circuit, which appears elsewhere in this section, was taken from McGRAW documentation from...
Monostable LM139 (CB8003E)
Found in documentation from the 90s, this circuit can employ other comparators in the series such as...
Ripple Reducer (CB24891E)
The purpose of this circuit is to reduce the ripple of a power supply. The circuit is from a Radio...