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Noun: compressor  kum'pre-su(r)
  1. A mechanical device that compresses gasses
     
  2. An electronic device that reduces the dynamic range of an audio signal.
    "The signal entering a compressor is split, one copy sent to a variable-gain amplifier and the other to a side-chain where a circuit controlled by the signal level applies the required gain to an amplifier stage."

Derived forms: compressors

Type of: electronic device, mechanical device

Part of: compander, compandor

Encyclopedia: Compressor