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Home > Products > Type 1 Integrating with 1/3 Octave

CR831C Integrating Sound Level Meter with Third Octave Band Filters

  Sound Level Meter Using It Software Options Similar Meters  

1/3 Octave Band Sound Level Meter

  • Type 1 to IEC 60651, IEC 60804 and ANSI S1.4
  • IEC 61672-1:2003 Class 1
  • Simultaneous Leq, SPL, Lmax,  and Peak, Ln's.
  • "A", "C" and "Z" (flat from 10 Hz to 20 kHz ± 1.5 dB) frequency weightings.
  • Octave and Third Octave band filters.
  • RMS "Fast" and "Slow" time weightings.
  • Clear graphical display with backlight.
  • Rugged cast aluminum case
  • Seven Measurement ranges, covering:
  • Noise floors
  • Powered by two AA cell batteries.
  • Dimensions:
    • 13.3" x 2.9" x 0.9", 15.8 ounces
    • 340mm x 75mm x 25mm, 450g
  • Measurements stored for transfer to computer using the software provided.
  • Available in a weatherproof Outdoor Measurement Kit
Sound level meter with 1/3 octave band filters

The CR831C is the most powerful instrument in the range, offering 1/3 octave band filters and data logging. The instrument is designed to meet the demanding requirements for environmental noise measurement as well as satisfying the need to measure industrial noise. For the acoustic professional this instrument offers everying in a single hand held instrument.

Deaf Defier Software

The Deaf Defier software and download cable are provided at no extra cost with the CR:831C. Click here for more information.

Additional Documentation



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