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407766 94/114dB Sound Calibrator

Brand: Extech

This 1kHz 94/114dB professional sound calibrator is for 0.5 in. or 1 in. microphones. 

Calibrates and verifies sound level meter operation. 

Level position switch to select 94dB or 114dB with power on LED indicator light. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB/114dB to an accuracy of 5% (frequency) and ±0.5dB (94dB)/±1.0dB (114dB). 

Meets IEC standard 60942 1997-11. 

Comes complete with two 9V batteries, carrying case and screwdriver.
Features
  • Calibrates and verifies Sound Level Meter operation.
  • LED indicator lights up when power is on.
  • Level position to select 94dB or 114dB.
  • For use on Sound Level Meters with 0.5" or 1.0" microphones.
  • Durable die-cast, aluminum housing.
  • 1kHz sine wave at 94dB/114dB is generated to an accuracy of 5% (frequency) and and ±0.5dB (94dB)/±1.0dB (114dB).
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