Extech 407766 94/114dB Sound Calibrator for 0.5" and 1" Microphones

Extech 407766 94/114dB Sound Calibrator for 0.5" and 1" Microphones
by Extech Instruments

Extech 407766 94/114dB Sound Calibrator for 0.5" and 1" Microphones
Our Price: $399.99
Availability: Usually ships in 24 hours
Category: Tools
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Product Details

Manufacturer: Extech Instruments
Model: 407766
Product 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
  • 3 position switch (OFF/94dB/114dB)

Description of Extech 407766 94/114dB Sound Calibrator for 0.5" and 1" Microphones

1 kHz sine wave at 94 dB and 114 dB (model 407766) is generated to an accuracy of 5% (frequency) and ±0.8 dB. Total Harmonic Distortion (THD) <2 % at 94 dB.

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