PCB-377A13
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PCB-377A13

  • Prepolarized 1/2 "precision microphone capsule for pressure applications,
  • Sensitivity 12.6 mV / PA,
  • Dynamic range > 155 dB,
  • Frequency range 4 … 20,000 Hz
  • basic data
    Nominal microphone diameter 42401
    application pressure field
    Sensitivity in the open circuit 12.6 mV / PA [2]
    sensitivity in the open circuit (±2 dB) -38.0 dB in relation to 1 V / PA [2]
    Frequency range (±2 dB) 4 … 20,000 Hz
    Lower limiting frequency (-3 dB) 1.0 … 3.0 Hz
    resonance frequency (phase shift 90°) 18,500 Hz [1]
    Noise < 20 dB(A) in relation to 20 µPa
    dynamic range (for THD ≤ 3%) > 155 dB in relation to 20 µPa
    Microphone type in accordance with IEC 61094-4 WS2P
    conditions of use
    temperature range (operation) -40 … 248 ° F -40 … 120 ° C
    Temperature coefficient of sensitivity (-10 … 70 ° C) 0,004 dB/°F 0,008 dB/°C [2] [1]
    Influence of static pressure -0.005 dB/kPa [2] [1]
    humidity coefficient of sensitivity (0 … 100%, non-condensing) ±0,001 dB/% RH [2]
    influence by axial vibration (0.1 g, 1 m/s²) 66 dB in relation to 20 µPa [1]
    technical characteristics
    capacity ( polarized) 14 pF [1]
    polarization voltage 0 V [3]
    physical properties
    housing material stainless Alloy
    pressure back
    mounting thread (for amp) 0,4606" - 60 UNS 11,7 mm - 60 UNS
    Mounting thread (for cover) 0,5" - 60 UNS 12,7 mm - 60 UNS
    size - diameter (with cap) 0.52 in 13.2 mm
    size - diameter (without protection cap) 0.5 in 12.7 mm
    size - height (with cap) 0.5 in 12,7 mm
    Size - height (without protection cap) 0.47 in 11.9 mm
    mass 0.23 oz 6.5 grams [1]
    notes
    [1] typically
    [2] based on 250 Hz
    [3] Prepolarized
    Accessories
    ACS-20 calibration of precision microphones -1
    PCB-377A13

    Specific References

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    377A13_drawing.PDF

    Technical drawing

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    377A13_manual.PDF

    Operating instructions

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    377A13_specs.PDF

    Technical data sheet

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