Extech 407766 94/114dB Sound Calibrator

Extech 407766 94/114dB Sound Calibrator

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.

Product Description

Extech 407766 94/114dB Sound Calibrator

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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 Extech 407766 94/114dB Sound Calibrator

  • 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)

Specifications Extech 407766 94/114dB Sound Calibrator

SpecificationsRangeAccuracy
Frequency1000 Hz±5%
Sound Pressure Level94dB/114dB±0.5dB (94dB), ±1dB (114dB)
Distortion<2% Total Harmonic Distortion (THD)
Operating Temperature32 to 122°F (0 to 50°C)
Power SupplyTwo Heavy duty, alkaline 9V Battery
Power consumptionApprox. 10mA DC
Dimensions2.2″ diameter x 5.6″ long (50 x 127mm)
Weight0.75 lbs. (340g)


Extech 407766 – Manual


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Additional Information

Brand

EXTECH

Model

407766

Made In

USA

Weight

1 kg

Accessories Included

9V batteries,
Carrying case,
Screwdriver.

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