Extech 407744 - 94dB Sound Calibrator View larger

Extech 407744 - 94dB Sound Calibrator

407744

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Extech 407744 94dB sound calibrator. 1kHz Professional Calibrator for 0.5" or 1.0" Microphones

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Call 1300 853 407 For Price

$438.50 tax excl.

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Features:

  • Calibrates and verifies Sound Level Meter operation
  • For use on Sound Level Meters with 0.5" or 1.0" microphones
  • Total Harmonic Distortion (THD) <2% at 94dB
  • Meets IEC standard 60942 1997-11
  • Complete with two 9V batteries, carrying case, and screwdriver
  • Battery test position with battery status LED indicates if battery is good
  • 1kHz sine wave at 94dB is generated to an accuracy of 5% (frequency) and ±0.8dB

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