BK Precision CAL73 Standard Acoustic Calibrator (94dB , 1KHz Sine Wave)
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BK Precision CAL73 Standard Acoustic Calibrator (94dB , 1KHz Sine Wave)


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The CAL73 sound level calibrator is used to calibrate sound level meters and other sound measurement equipment. You can calibrate 1 inch diameter microphones directly and 1/2 inch microphones using a 1/2 inch adapter supplied with the calibrator.

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  • Conforms to IEC 60942 (2003) Class 2, ANSI SI.40-1984
  • 94dB and 114dB Sound calibrator at 1KHz
  • Accurate and simple to use
  • Fits 1 inch and inch microphones
    • SKU
      BK Precision CAL73
  • Brands
    BK Precision
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