Department of Electronic Systems

B&K 4145 1" Condenser Microphone

This microphone is a general purpose 1" free-field microphone especially suited for low frequency and low level measurements and laboratory use

Microphone specifications (full specs here):

  • Open Circuit sensitivity at 250Hz 50 mV / Pa
  • Frequency response 2,6Hz to 18kHz +- 2dB
  • External 200 Vdc polarization required
  • Noisefloor 10dB(A)
  • Upper limit 146dB at 3% distortion

Individual calibrationchart for []:

 


 

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