PCB-378C10
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PCB-378C10

  • 1/4 "-ICP® precision microphone for pressure applications,
  • Combination of microphone capsule PCB-377 C-10 and preamp PCB-426 B 03,
  • Sensitivity 1.0 mV / PA,
  • Dynamic range > 174 dB,
  • Frequency range 5 … 70,000 Hz,
  • 10-32 socket
  • As system calibrated
  • basic data
    Nominal diameter of microphone 1/4 "
    application pressure field
    Sensitivity in the open circuit 1.0 mV / PA [2]
    sensitivity in the open circuit (±3 dB) -60 dB in relation to 1 V / PA [2]
    Frequency range (±2 dB) 5.0 … 70,000 Hz
    Lower limiting frequency 0,75 … 4.0 Hz
    noise (linear) < 60 dB in relation to 20 µPa [4]
    Noise < 53 dB(A) in relation to 20 µPa [5]
    dynamic range (for THD ≤ 3%) > 174 dB in relation to 20 µPa
    Dynamic range (maximum without clipping) > 177 dB in relation to 20 µPa [1]
    TEDS Chip integrated by default [3]
    Conditions of use
    Temperature range (operation) -40 … 158 °F -40 … 70 °C
    Temperature coefficient of sensitivity (-10 … 70 ° C) 0.003 dB / ° F 0.006 dB / ° C [6] [2]
    Influence of static pressure -0.003 dB/kPa [6] [6]
    influence by humidity (0 … 100%, non-condensing) -0.0014 … 0,0014 dB/% RH -0.0014 … 0.0014 dB/% RH [2]
    Influence by axial vibration (0.1 g, 1 m/s²) 66 dB in relation to 20 µPa [6]
    technical characteristics
    polarization voltage 0 V [7]
    Supply 20 … 32 V DC
    constant power supply 2 … 20 mA
    Bias voltage 10 … 14 V DC
    output impedance < 50 Ω
    Maximum output range ±8 V pk
    physical properties
    housing material stainless steel alloy
    Pressure back [8]
    electricPort 10-32 socket
    mounting thread (cap) 0.25-60 UNS
    size - diameter (with cap) 0.28 in 7.1 mm
    size - diameter (without protection cap) 0.25 in 6.35
    size - height (with cap) 2.07 in 52.6 mm
    size - height (without protection cap) 2.02 in 51.3 mm
    mass 0.27 oz 7.8 grams [6]
    Notes
    [1] peak
    [2] based on 250 Hz
    [3] TEDS memory in accordance with IEEE PP1451. 4
    [4] the linear Noise is about the breadth of the usage (20 … 70,000 Hz).
    [5] is the A weighted noise 20 … 20,000 Hz.
    [6] typically
    [7] Prepolarized
    [8] pressure compensation by the pre
    [9] details: see PCB Declaration of conformance PS076
    Accessories
    ACS-42 calibration of a microphone with pre-amplifier -1
    (TLD) provided TEDS store ß IEEE P1451. 4
    equipment
    ACS-63 calibration microphone with pre-amplifier -1
    PCB-378C10

    Specific References

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    378C10_drawing_1.PDF

    Technical drawing 1

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    378C10_drawing_2.PDF

    Technical drawing 2

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    378C10_drawing_3.PDF

    Technical drawing 3

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    378C10_manual.PDF

    Operating instructions

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