US PATENT SUBCLASS 455 / 219
.~.~ With automatic gain or volume control

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

130  DF  RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER {24}
218  DF  .~ Squelch {5}
219.~.~ With automatic gain or volume control

DEFINITION

Classification: 455/219

With automatic gain or volume control:

(under subclass 218) Subject matter combined with control of the amplification of the receiver without manual intervention.

SEE OR SEARCH THIS CLASS, SUBCLASS:

234.1+, for automatic gain or volume control.