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CPC Subgroup Additional Only
H03F 2203/30

Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor

Full Title

Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00 > Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor

52 direct subcodes

Child Classifications

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  • H03F 2203/30003 the SEPP amplifier stage comprising calibration possibility
  • H03F 2203/30006 the push and the pull stages of the SEPP amplifier are both current mirrors
  • H03F 2203/30009 the push and pull stages of the SEPP amplifier are both cascode current mirrors
  • H03F 2203/30012 the two SEPP amplifying transistors are Darlington composite transistors
  • H03F 2203/30015 An input signal dependent control signal controls the bias of an output stage in the SEPP
  • H03F 2203/30018 A series coupled active resistor and capacitor are coupled in a feedback circuit of a SEPP amplifier
  • H03F 2203/30021 A capacitor being coupled in a feedback circuit of a SEPP amplifier
  • H03F 2203/30024 the SEPP bias current being controlled by a control signal from a feedback circuit
  • H03F 2203/30027 the SEPP bias voltage being controlled by a control signal from a feedback circuit
  • H03F 2203/30031 A resistor being coupled as feedback circuit in the SEPP amplifier
  • H03F 2203/30033 A series coupled resistor and capacitor are coupled in a feedback circuit of a SEPP amplifier
  • H03F 2203/30036 A feedback circuit to stabilise the SEPP being used
  • H03F 2203/30039 the SEPP bias current being controlled by a control signal from a feedforward circuit
  • H03F 2203/30042 the SEPP bias voltage being controlled by a control signal from a feedforward circuit
  • H03F 2203/30045 the SEPP power transistors comprising measuring push or pull transistors to produce a controlling signal
  • H03F 2203/30048 the SEPP amplifier has multiple SEPP outputs from paralleled output stages coupled in one or more outputs
  • H03F 2203/30051 the SEPP amplifying transistors are composed of multiple coupled transistors
  • H03F 2203/30054 the SEPP power transistors are realised as paralleled cascode coupled transistors, i.e. the push or the pull transistors
  • H03F 2203/30057 the SEPP power transistors are realised as paralleled FETs, i.e. the push or the pull transistor
  • H03F 2203/30061 One or more current mirrors are used as bias circuit or stages for the push or pull stages