#heterodyne_receiver__superheterodyne_receiver__superheterodynereceiver__superhet  a radio receiver that combines a locally generated frequency with the carrier frequency to produce a supersonic signal that is demodulated and amplified
  supertype:  radio_receiver__radioreceiver__receiving_set__receivingset__radio_set__radioset__radio__tuner__wireless  an electronic receiver that detects and demodulates and amplifies transmitted signals
  part:  local_oscillator__localoscillator__heterodyne_oscillator  an oscillator whose output heterodynes with the incoming radio signal to produce sum and difference tones

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