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Lutron Acoustic Sound Level Calibrator 94dB & 114dB (SC-942) 1 kHz

Model #: SC942
$299.95 $229.00

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Lutron Acoustic Sound Level Calibrator 94dB & 114dB (SC-942) 1 kHz
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First Product Previous Item Product 14 of 25 Next Item Last Product
Category Sound Level Meters
  • Calibrates and verifies sound level meter operation
  • For use on sound level meters with 0.5" or 1.0" microphones
  • Conforms to ANSI S1.40-1984 and IEC60942:2003 Class 2
  • Durable cast aluminum housing
  • Internal battery condition tested continuously
  • LED Power Indicator
  • 3 position switch
  • Built-in battery check


  • Output sound pressure levels: 114dB and 94dB
  • Output frequency: 1000Hz Sine Wave ±5 %
  • Reference conditions:
    • Temperature: 68° F (20° C)
    • Relative humidity: 65%
    • Atmospheric pressure: 1013 mBar
  • Total Harmonic Distortion (THD):
    • <2 % at 94 dB
    • <5% at 114dB
  • Temperature coefficient: ±0.02 dB/° C
  • Accuracy: 5% (frequency) and ±0.8 dB
  • Operating temperature: 32° to 122° F
  • Operating humidity: 0 to 90% RH
  • Operating altitude: up to 2000 meters
  • Power: (2) 9v alkaline batteries
  • Power consumption: approx  7mA DC
  • Battery life: approximately 20 hours
  • Dimensions: 2.2” diameter x 5.7” length (50 x 145mm)
  • Weight: approximately 0.77 lbs. (350g)

Supplied with:

  • Operating instructions
  • (1) 1/2" microphone adapter
  • Padded carrying case
  • Screwdriver
  • 1 year limited manufacturer's warranty
Cross reference: Extech 407766

Lutron Certificate of Calibration

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Category Sound Level Meters
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