Class 2 calibrator
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Sound pressure meters
Class 2 calibrator
Class 1 calibrator


Sound calibrator Class 2

Sound calibrator with quartz controlled oscillator to adjust sound pressure meters according to IEC 942 class 2. This device allows to calibrate the complete measurement chain.  With such device you can perform absolute SPL measurements with a microphone and a PC based audio analyzer like WinAudioMLS.

technical data:

For microphones 

 1" and 1/2"  (23.8mm and 13.6mm) 

center frequency   



 94dB 114dB switchable

temperature drift   

 0,015 dB/ºC 




63 x 103 x 54 mm

package includes box, adapter for  1/2" microphones






description ID
calibrator class 2 #2005

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Last modified: März 27, 2012