Extech 407744 94dB Sound Level Calibrator

SKU
407744
Manufacturer:
Extech
Extech

Key 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 ±0.8dB
Product Options:
$364.99

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The Extech 407744 Calibrates and verifies Sound Level Meter operation at 94dB with a +/-0.8dB Acuracy. Fits 0.5 and 1
 RangeAccuracy
Frequency1000 Hz±5%
Sound Pressure Level94 dB (407744); 94dB/114dB (407766)±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)
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