Found in Motorola's 1968 documentation, this control appears elsewhere in this section. The bridge diodes must have current and voltage according to the motor used as load.
This series sensor circuit is from 1995 Popular Electronics. The circuit can use any SCR and the...
The circuit is a multivibrator version using two NPN general purpose transistor. This circuit can...
This circuit is from 1976 documentation. It uses the operational amplifier 709 which is no longer...