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Class Information
Number: 330/155
Name: Amplifiers > Unicontrol of coupling or the circuits associated therewith
Description: Subject matter wherein two or more elements such as resistors, reactors, etc.., of any coupling network or different coupling networks, for transmission of the signal in the amplifier are constructed and arranged so that adjustment or control is simultaneous for such two or more elements, such adjustment may be for a tuner, a potentiometer, or any other means or any combination of such means, in the coupling circuits or associated circuits.

Patents under this class:

Patent Number Title Of Patent Date Issued
7002322 Modulated power supply Feb. 21, 2006
4135590 Noise suppressor system Jan. 23, 1979
4055813 Single adjustment multiple function calibration circuit Oct. 25, 1977
4054844 Amplifying system Oct. 18, 1977

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