PCB-377B11

PCB-377B11

  • Prepolarized 1/2 "precision microphone capsule for pressure applications,
  • Sensitivity 50 mV / PA,
  • Dynamic range > 143 dB,
  • Frequency range 3.15 … 10,000 Hz
  • mm
    basic data
    Nominal diameter of microphone1/2 "
    applicationpressure field
    Sensitivity in the open circuit50 mV / PA[2]
    sensitivity in the open circuit (±1. 5 dB)-26 dB in relation to 1 V / PA[2]
    Frequency range (± 1 dB)5 … 7,500 Hz
    (±2 dB) frequency range3.15 … 10,000 Hz
    lower limiting frequency (-3 dB)1.0 … 2.4 Hz
    Resonance frequency (phase shift 90°)12,000 Hz[1]
    noise< 15 dB(A) in relation to 20 µPa
    Dynamic range (for THD ≤ 3%)> 143 dB in relation to 20 µPa
    conditions of use
    temperature range (operation)-40 … 248 ° F-40 … 120 ° C
    Temperature coefficient of sensitivity (10 … 50 ° C)0,005 dB/°F0.009 dB / ° C[2] [1]
    size - height (without protection cap)0.6 in15.3 mm
    mass0.28 oz7.8 grams[1]
    Notes
    [1]typically
    [2]based on 250 Hz
    [3]Prepolarized
    Accessories
    ACS-20calibration of precision microphones-1

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