4231

Sound meter calibration device

4231

The 4231 sound level calibrator is a compact, battery-operated portable sound source used specifically to calibrate sound meters and other sound measurement instruments.

This sturdy, stable instrument complies with EN/IEC 60942, Class LS and Class 1 and ANSI S1.40-1984 standards, compatible with 1" and 1/2" Bruel & Kjaer microphones (1/4" and 1/8" with an adapter).

SPECIFICATIONS

  

  • SOUND PRESSURE LEVELS

    94.0 dB ± 0.2 dB / 114.0 dB ± 0.2 dB

  • SAFETY

    Protective leather case

  • POWER SOURCE

    2 alkaline batteries (AA)

  • BATTERY LIFE

    200 hours of continuous operation

PLUS

  • ENVIRONMENTALLY-FRIENDLY

    Turns off automatically when
    disconnected from the microphone

  • CALIBRATOR MOUNT KIT

    Option for installation on a dedicated kit,
    for housing on a multipurpose bracket

  • USER-FRIENDLY

    Sturdy design with
    compact dimensions

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