Acoustic Calibrators

Acoustic Calibrators Class 1 and Class 2 with Type Approval Cirrus manufactures a range of Acoustic Calibrators and adaptors suitable for the field calibration of sound level meters, noise dosimeters and other noise measurement instruments.

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Features and Benefits:
  • IEC 60942:2003 Class 2 & Class 1 Performance
  • PTB Type Approval for Class 2 & Class 1
  • LNE Type Approval for Class 1
  • 94dB Sound Pressure Level Output
  • Suitable for use with standard 1/2″ microphone capsules
  • 1/4″ Microphone adaptor available
  • Automatic power switch off with user override giving longer battery life
  • Robust case with ergonomic design
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