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Castle GA601 Class 2 Sound Level Calibrator

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  • Produces single level calibration tone at 94dB and 1000Hz
  • Microphone cavity compatible any 1/2” sound level microphone
  • Accurate calibration for Class 2 sound level meters
(Ex. VAT) £265.00 (Inc. VAT) £318.00
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  • Description

    Castle GA601 Class 2 Sound Level Calibrator

    The Castle GA601 Class 2 Sound Level Calibrator allows the user to ensure accuracy in his/her sound level meters. This single level calibrator give out a 94dB calibration tone with a frequency of 1000Hz at the microphone. Any Class 2 sound level meter can be inserted into the 1/2” cavity in order to be calibrated before and after a measurement is taken. The calibrator complies with IEC60942:2003 Sound Calibrators, Class 2/C standard and has a 70-hour battery life.

    Castle part number: GA601

    Key Features

    • Class 2 calibration
    • Calibration tone volume: 94dB
    • Calibration tone frequency: 1000Hz
    • Cavity diameter: 1/2”
    • Battery life: 70 hours
  • Specification

    • Calibration tone: 94dB relative to 20μPa
    • Applicable standards: Built to the requirements of IEC60942:2003 Sound Calibrators, Class 2/C.
    • Nominal Sound Pressure level at 101.3kPa (760mm Hg), 23º & 50%RH
    • Tolerance: ± 0.3dB
    • Harmonic Distortion: < 3%
    • Temperature range: -10°C to 50ºC
    • Batteries: 2 x 3V CR2032 (Coin Cell)
    • Battery Life: approx. 70 hours.
    • Cavity diameter: ½” microphone standard
    • Dimensions: Length: 140mm, Diameter: 51mm
    • Weight: 230g
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