Power supply utilizing a high frequency magnetic amplifier

Apparatus for regulating the output voltage thereof as applied to a load, comprising:

• a core having two separate magnetic paths, said core comprising a magnetic material having a square loop, low hysteresis characteristic,
• a first winding encircling the first and second magnetic paths,
• a second winding encircling the first magnetic path,
• a third winding encircling the second magnetic path and connected in series with said second winding,
• a square wave generator providing an output connected to the second terminal of said third winding,
• first means connected to one terminal of said second winding and providing an output voltage,
• a filter connected to be responsive to the output voltage and providing a filtered output applied to the load,
• feedback means connected to the load and responsive to the voltage applied thereto to generate a first feedback voltage,
• means for monitoring the output voltage at said first means for generating a second feedback voltage, and
• means for combining the first and second feedback voltages into a regulating voltage applied to said first winding.

Apparatus for regulating the output voltage thereof as applied to a load, comprising:

• at least one toroid of a magnetic saturable material comprising a first stack,
• at least one toroid of a magnetic saturable material comprising a second stack spaced from said first stack,
• a first winding passing through the centers of said first stack and said second stack,
• a second winding passing through the center of said first stack,
• a third winding passing through the center of said second stack and connected in series with said second winding,
• output means connected to one terminal of said second winding and providing an output voltage applied to the load,
• an inverter generating a square wave signal connected to the second terminal of said third winding, said inverter including:
• first and second output stages interconnected at an output terminal for the generated square wave signal,
• a saturable transformer having a primary winding and first and second secondary windings, said secondary windings respectively driving said first and second output stages,
• means connected from the interconnection of the output stages to the primary winding of said transformer to produce a sharp transition from the positive to negative extremes of the generated square wave signal, and
• feedback means connected to the load and responsive to the voltage supplied thereto and generating a regulating voltage applied to said first winding.

Apparatus for regulating the output voltage thereof as applied to a load, comprising:

• at least one toroid of a magnetic saturable material comprising a first stack,
• at least one toroid of a magnetic saturable material comprising a second stack spaced from said first stack,
• a first winding passing through the centers of said first stack and said second stack,
• a second winding passing through the center of said first stack,
• a third winding passing through the center of said second stack and connected in series with said second winding, and
• output means including a transformer having a primary winding and a secondary winding, the primary winding connected to one terminal of said second winding and the secondary winding providing an output voltage applied to the load.