传声器

In the world of measurement grade microphones, Brüel & Kjær has always been the standard that others have tried to follow. Brüel & Kjær offers the industry’s largest line of measurement microphones to help you make the most accurate acoustic measurements possible.
  1. -  Hz
  2.  dB
  1. 高声压
  2. Laboratory std.
动态范围频率范围灵敏度

4189 - 1/2英寸自由场传声器，6Hz-20kHz，预极化

Designed for high-precision, free-field measurements where a 20 kHz microphone with high sensitivity is required.   Read more		14.6 - 146 dB6.3 - 20000 Hz50 mV/Pa

4197 - ½-inch Microphone pair for Sound Intensity

  Read more		20 - 162 dB0.3 - 20000 Hz11.2 mV/Pa

4940 - ½-inch free-field microphone, 2 Hz to 20 kHz, prepolarized

Suitable as 4155 replacement for IEC 60651 Type 1 measurement.   Read more		14.6 - 146 dB6.3 - 20000 Hz50 mV/Pa
 
  
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