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Acoustics > Sound Calibrators
Sound Calibrators
For use in performing calibrations and operational checks of measurement microphones and sound level meters.
Applicable Specification IEC 942 Class 2 IEC 942 Class 1
Frequency 1 kHz ± 10 Hz 250 Hz ± 1 Hz
Sound Pressure Level 94 dB 114 dB
Calibration Accuracy ± 0.5 dB ± 0.3 dB