Extech 407744 94dB Sound Calibrator for 0.5" and 1" Microphones

Brand: Extech
  • 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
  • Battery test position with battery status LED indicates if battery is good
    • Price: $329.99
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