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Norsonic Reference Sound Source

 

nor278 01 b300

 

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Nor278 DataSheet 

 

 


Norsonic's new reference sound source for Sound Power measurements offers a rugged and compact design, making it well suited for both laboratory and field use. The design ensures a stable and uniform sound power output with unique long-term stability.

  

Applications 

  • Substitution and Juxtaposition methods for determination of sound power of noise sources according to ISO 3747
  • Comparison method for determination of sound power of noise sources according to ISO 3741, ISO 3743-1, ISO3744 and 3747.

 

Features 

  • A weighted Sound power output : 93dB re 1 pW 
  • Sound power 50 Hz – 20 kHz: 94dB re 1 pW
  • Fulfils ISO 6926 for reference sound sources in the extended frequency range 50 Hz – 20 kHz.
  • Individual calibrated (accredited calibration optional)
  • Long-term stability
  • Weight 18,6 Kg
  • Rugged

 

 

 
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Tapping Machines and Sound Sources