PCB-377C10
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PCB-377C10

  • Prepolarized 1/4 "precision microphone capsule for pressure applications,
  • Sensitivity 1.0 mV / PA,
  • Dynamic range > 174 dB,
  • Frequency range 4 … 70,000 Hz
  • basic data
    Nominal diameter of microphone 1/4 "
    application pressure field
    Sensitivity in the open circuit (at 250 Hz) 1.0 mV / PA
    sensitivity in the open circuit (±3 dB) -60 dB in relation to 1 V / PA
    (±2 dB) frequency range 4.0 … 70,000 Hz
    Lower limiting frequency (-3 dB) 0.25 … 3 Hz
    resonance frequency (phase shift 90°) 65,000 Hz [1]
    Noise < 35 dB(A) in relation to 20 µPa
    Dynamic range (for THD ≤ 3%) > 174 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) 0,004 dB/°F F/0.007 dB / ° C [1]
    influence by static pressure -0.003 dB/kPa
    Humidity coefficient of sensitivity -0.0012 … 0,0012 dB/% RH -0.0012 … 0.0012 dB/% RH [1]
    influence by axial vibration (0.1 g, 1 m/s²) 66 dB in relation to 20 µPa [1]
    technical characteristics
    capacity (polarized) 5 pF [1]
    polarization voltage 0 V [2]
    Physical properties
    housing material stainless steel alloy
    pressure back
    Mounting thread (for preamp) 0,2244 "-60 UNS 5.7 mm - 60 UNS
    Mounting thread (for cover) 0.25 "-60 UNS 6,35 mm - 60 UNS
    size - diameter (with cap) 0.28 in 7.0 mm
    Size - diameter (without protection cap) 0.25 in 6.4 mm
    size - height (with cap) 0.41 in 10.5 mm
    Size - height (without protection cap) 0.36 in 9.1 mm
    mass 0.06 oz 1.8 grams [1]
    notes
    [1] typically
    [2] Prepolarized
    Accessories
    ACS-20 calibration of precision microphones -1
    PCB-377C10

    Specific References

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    377C10_drawing.PDF

    Technical drawing

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    377C10_manual.PDF

    Operating instructions

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    377C10_specs.PDF

    Technical data sheet

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