US PATENT SUBCLASS 331 / 136
.~ Zero phase shift

Current as of: June, 1999
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331 /   HD   OSCILLATORS

135  DF  PHASE SHIFT TYPE {2}
136.~ Zero phase shift

DEFINITION

Classification: 331/136

(under subclass 135) Oscillators wherein the amplifier and the passive phase shifting network each have a total phase shift of zero degrees.