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AK-1000. Class 1 Acoustic Calibrator
DESCRIPTION
AK-1000 is a class 1 (IEC 60942) acoustic calibrator designed for calibration of sound level meters and acoustic measurement channels equipped with ½” microphones. Sound pressure level: 94,0 and 114,0 dB re: 20 uPa;Frequency: 1000HzClass 1 IEC 60942.