Suggested by Sprague in the 90's documentation, this circuit applies to AC motors. The documentation does not indicate the maximum engine power that can be controlled.
In this circuit, Motorola's Linear Interface ICs, R3 is used to compensate to high source...
Found in an American documentation from the 90s, this circuit has a configuration that has been...
This circuit is suggested by Texas Instruments and uses two transistors to excite a 90 Q relay. The...