US PATENT SUBCLASS 330 / 167
.~.~ With additional impedance connected to "P" or "S" circuits


Current as of: June, 1999
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330 /   HD   AMPLIFIERS

157  DF  INTERSTAGE COUPLING {11}
165  DF  .~ Transformer coupling {6}
167.~.~ With additional impedance connected to "P" or "S" circuits


DEFINITION

Classification: 330/167

(under subclass 165) Subject matter wherein additional impedance which may be inductive, capacitive or resistive is included in either the primary or secondary winding circuit of the transformer which couples the signal between the two cascaded amplifier devices.

SEE OR SEARCH THIS CLASS, SUBCLASS:

189, for transformer input coupling with additional impedance connected to the primary or secondary winding circuit.

196, for transformer output coupling with additional impedance connected to the primary or secondary winding circuit.