PCB-378C10
    zoom_out_map

      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 microphone1/4 "
      applicationpressure field
      Sensitivity in the open circuit1.0 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 frequency0,75 … 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 Chipintegrated 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 / ° F0.006 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 voltage0 V[7]
      Supply20 … 32 V DC
      constant power supply2 … 20 mA
      Bias voltage10 … 14 V DC
      output impedance< 50 Ω
      Maximum output range±8 V pk
      physical properties
      housing materialstainless steel alloy
      Pressureback[8]
      electricPort10-32 socket
      mounting thread (cap)0.25-60 UNS
      size - diameter (with cap) 0.28 in7.1 mm
      size - diameter (without protection cap)0.25 in6.35
      size - height (with cap)2.07 in52.6 mm
      size - height (without protection cap)2.02 in51.3 mm
      mass0.27 oz7.8 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-42calibration of a microphone with pre-amplifier-1
      (TLD) provided TEDS store ß IEEE P1451. 4
      equipment
      ACS-63calibration microphone with pre-amplifier-1
      PCB-378C10

      Specific References

      Download

      378C10_drawing_1.PDF

      Technical drawing 1

      Download (80.98k)

      378C10_drawing_2.PDF

      Technical drawing 2

      Download (374.48k)

      378C10_drawing_3.PDF

      Technical drawing 3

      Download (88.86k)

      378C10_manual.PDF

      Operating instructions

      Download (1.39M)