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Class Information
Number: 330/8
Name: Amplifiers > With saturable reactor-type amplifying device
Description: Subject matter wherein the amplifying device is a saturable magnetic core with at least means to apply an electrical signal and an A.C. power supply to at least one winding thereon; the input signal which may be D.C. or A.C. is applied to the signal winding to control an A.C. power supply applied to the power winding, which may be the same winding or a different winding.










Patents under this class:

Patent Number Title Of Patent Date Issued
8217642 Current sensor arrangement for measurement of currents in a primary conductor Jul. 10, 2012
5523677 DC current sensor Jun. 4, 1996
5196784 Isolated current monitoring circuit for measuring direct and high duty factor currents Mar. 23, 1993
5014181 Magnetic amplifier package and method of cooling the same May. 7, 1991
4899103 Current meter Feb. 6, 1990
4823074 Low power consumption current transducer Apr. 18, 1989
4675615 Magnetic amplifier Jun. 23, 1987
4482862 Current sensor Nov. 13, 1984
4417153 High frequency switching circuit Nov. 22, 1983
4377758 Magnetic amplifying apparatus Mar. 22, 1983
4286211 Direct current detecting device using saturable reactors Aug. 25, 1981
4280064 Signal isolator Jul. 21, 1981
4272713 Switching transconductance amplifier for inductive loads Jun. 9, 1981
4266190 Dual core magnetic amplifier sensor May. 5, 1981
4262259 Low current linearization of magnetic amplifier for DC transducer Apr. 14, 1981
4171510 System for detecting output of controllable semiconductor device Oct. 16, 1979
4163191 Magnetic phase shifter control system Jul. 31, 1979
4155034 Saturable reactors with feedback May. 15, 1979
4092607 Magnetic amplifier having a co-axial winding May. 30, 1978
4000473 Isolation amplifier Dec. 28, 1976











 
 
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