1. A MAGNETIC AMPLIFIER INCLUDING A CONTROL WINDING PATH AND A POWER WINDING PATH HAVING AN ALTERNATING CURRENT VOLTAGE SOURCE APPLIED THEREACROSS, SAID CONTROL WINDING PATH COMPRISING THE SERIES CONNECTION OF A CONTROL WINDING ON A SATURABLE MAGNETIC CORE, A FERROELECTRIC ELEMENT, MEANS FOR APPLYING A DIRECT CURRENT CONTROL VOLTAGE ACROLL SAID FERROELECTRIC ELEMENT, AND A CAPACITOR IN SAID CONTROL WINDING PATH FOR BLOCKING SAID DIRECT CURREN CONTROL VOLTAGE FROM SAID ALTERNATING CURRENT SOURCE, SAID DIRECT CURRENT CONTROL VOLTAGE DETERMINING THE CHANGE IN CHARGE ACORSS FERROELECTIRC ELEMENT DURING EACH HALF CYCLE OF SAID ALTERNATING CURRENT VOLTAGE AND THEREBY THE CURRENT FLOW THROUGH SAID CONTROL WINDING PATH, SAID POWER WINDING PATH COMPRISING THE SERIES CONNECTION OF A POWER WINDING ON A SATURABLE MAGNETIC CORE, A RECTIFIER DEVICE AND A LOAD DEVICE.