PCB-426B02

PCB-426B02

  • In-line-A rating filter for use with ICP® microphones,
  • Frequency range 20 … 20,000 Hz,
  • Input: BNC connector,
  • Output: BNC connector
  • basic data
    reinforcement (rel. 1,000 Hz)≤0,3 dB [1]
     
    frequency range (±0. 5 dB) (A-weighted, based on 1,000 Hz)50 … 8,000 Hz [1]
     
    frequency range (±1, 0 dB) (A-weighted, based on 1,000 Hz)20 … 20,000 Hz [1]
     
    noise (unweighted, 20 …) 20,000 Hz)< 25 µV [1]
     
    noise (1,000 Hz, third-octave-band)< 2.8 µV [1]
     
    distortion (2 V rms input at 1,000 Hz)? 57 dB  
    conditions of use
    temperature range (operation)-40 … 149 ° F-40 … 65 ° C 
     
    Influence of temperature±0, 5 dB  
     
    air humidity (non-condensing)0 … 95% RH  
     
    influence by humidity±0, 5 dB  
    specifications
    power supply (input required)24 … 32 V DC  
     
    Constant power supply (input required)4 … 20 mA  
     
    constant power supply (output side)0.75 mA [3] [2]
     
    Impedance (input)30 kΩ [2]
     
    impedance (output)50 Ω [2]
     
    output range (max)3.5 V pk  
    physical properties
    housing materialstainless steel  
     
    size - diameter0.57 in14.5 mm 
     
    Size - length3.66 at93 mm 
     
    electrical connection (input)BNC Plug  
     
    ConnectorBNC Jack  
    Notes
    [1]measured with a reference microphone preamplifier with 18 pF  
     
    [2]typically  
     
    [3]for best possible signal quality, the filter should be connected directly to the pre-amplifier.  
     
    [4]Details: see PCB Declaration of conformance PS075  

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