This circuit was found in a 1969 EEE. It detects when there is a phase failure in a circuit using an inductive sensor.
Other series amplifiers such as the MC3301, MC3401 and LM2900 can be used on this circuit. We...
It can be obtained from Mouser Electronics new evaluation module for 1A stepper motors control...
This circuit, found in a 1994 documentation, uses 20 A 2N5448 triacs or equivalent and should be...