• Extech 407744 94dB Sound Calibrator 1kHz Professional Calibrator

The Extech 407744 1kHz, 94dB professional sound calibrator for 0.5" or 1.0" microphones calibrates and verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and ±0.5dB (94dB). Meets IEC standard 60942 1997-11.

  • Battery test position with battery status LED indicates if battery is good
  • For use on Sound Level Meters with 0.5" or 1.0" 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

In The Box

  • 2 - 9V Batteries
  • 1 - Carrying Case
  • 1 - Screwdriver

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Extech 407744 94dB Sound Calibrator 1kHz Professional Calibrator

  • Brand: Extech
  • Product Code: 407744
  • Availability: Pre-Order
  • Rp.7,500,000


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Tags: Sound Calibrator