measurement instrument
  • A device utilized to directly or indirectly measure, indicate, and/or monitor the value of an observed and/or controlled quantity. Such an instrument may also record these variations. There are many examples, including altimeters, ammeters, bridges, circuit analyzers, compasses, digital multimeters, frequency meters, oscilloscopes, and spectrometers. Also called measuring instrument, or instrument (1).
  • synonym measuring instrument

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