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407744: 94dB Sound Calibrator

This 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.

407744: 94dB Sound Calibrator

1kHz Professional Calibrator for 0.5″ or 1.0″ Microphones. This 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. Complete with two 9V batteries, carrying case, and screwdriver.

Features.

  • Calibrates and verifies Sound Level Meter operation
  • 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
  • Durable die-cast, aluminum housing
  • 1kHz sine wave at 94dB is generated to an accuracy of 5% (frequency) and ±0.5dB
Specifications Range Accuracy
Frequency 1000 Hz ±5%
Sound Pressure Level 94dB ±0.5dB
Distortion <2% Total Harmonic Distortion (THD)
Operating Temperature 32 to 122°F (0 to 50°C)
Power Supply Two Heavy duty, alkaline 9V Battery
Power consumption Approx. 10mA DC
Dimensions 2.2″ diameter x 5.6″ long (50 x 127mm)
Weight 0.75 lbs. (340g)

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