PCB-426A11
zoom_out_map

PCB-426A11

  • ICP® preamplifiers for 1/2 "-microphones,
  • Slide switch-configurable,
  • Output signal high-pass filtered, unfiltered and A weighted,
  • Gain 0 dB or 20 dB,
  • Frequency range 5 … 125,000 Hz,
  • Incl. TEDS memory chip
  • basic data
    Nominal diameter of microphone 1/2 "
    reinforcement (rel. 1,000 Hz) -0.16 dB [1] [2]
    Filter 1 high pass (third order Butterworth filter) [8]
    cutoff frequency of the high pass filter 20 Hz [2]
    Filter 2 A weighting filter [8] [9]
    frequency range (±0. 2 dB) 5 … 125,000 Hz [6] [7]
    frequency range (±1. 6 dB) (with enabled A-weighted) 12.6 … 20,000 Hz [6] [7]
    frequency range (±1, 0 dB) (with enabled A-weighted) 20 … 10,000 Hz [7] [2]
    Frequency range (±0. 3 dB) (gain 20 dB) 4 … 25,000 Hz [7]
    frequency range with 3 phase deviation … 10 ° 5 … 20 Hz [1] [3]
    Frequency range with phase deviation 3 … 3 ° 20 … 20,000 Hz [1] [3]
    noise (A-weighted, gain 0 dB) < 7.5MV [5] [1]
    noise (A-weighted, gain 0 dB) 5 µV [5] [1] [2]
    noise (gain 0 dB) < 5.7 MV [5] [1]
    noise (gain 0 dB) 4.2 µV [5] [1] [2]
    noise (gain 20 dB) < 60 µV [5] [1]
    noise (gain 20 dB) 40 µV [5] [1] [2]
    noise (with high-pass filter, gain 0 dB) < 5.6 µV [5] [1]
    noise (with high-pass filter, gain 0 dB) 3,7 MV [5] [1] [2]
    distortion (output 5 V pk at 1,000 Hz) ≤ 60 dB [1]
    rate of change of the output 2 V/µS [2]
    TEDS Chip integrated by default [4]
    Conditions of use
    Temperature range (operation) 4 … 158 ° F 20 … 70 ° C
    Temperature < 0.05 dB
    Air humidity (non-condensing) 0 … 95% RH
    influence by humidity < 0.05 dB
    Technical characteristics
    power 22 … 34 V DC
    constant power supply 4 … 20 mA
    Impedance (input) 10 G Ω [2]
    capacity (input) 0.28 pF [2]
    Bias voltage 15 V DC [2]
    maximum voltage at the sensor input (gain 0 dB) pk 5 V [8]
    maximum voltage at the sensor input (gain 20 dB) 0.5 V PK [8]
    impedance (at 1,000 Hz) (output) < 50 Ω
    output range (maximum) 5 V pk
    Physical properties
    housing material stainless steel
    size - diameter 0.5in 12.7 mm
    size - length 4.25 in 108.0 mm
    mass 1.5 oz 43.7 grams
    Connector BNC Jack
    Thread for microphone 0,4606 - 60 UNS 11,7 mm - 60 UNS
    notes
    [1] measured with a reference microphone with 18 pF
    [2] typically
    [3] filter and 20dB gain disabled
    [4] TEDS store According to IEEE PP1451. 4
    [5] 20 … 20,000 Hz
    [6] deviation from ideal A weighting based on 1,000 Hz
    [7] relative to 1,000 Hz
    [8] the overload recognition is the filters upstream. Positive pulses at the output signal clipping.
    [9] for class 1-sound level meter in accordance with IEC 61.672 1.2002
    [10] details: see PCBs Declaration of conformance PS074
    equipment
    ERC-16 Calibration of a microphone preamplifier -1
    PCB-426A11

    Specific References

    Download

    426A11_drawing.PDF

    Technical drawing

    Download (261.58k)

    426A11_manual.PDF

    Operating instructions

    Download (686.8k)

    426A11_specs.PDF

    Technical data sheet

    Download (82.93k)