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제품명
Acoustic calibrator CAL200
설 명
Class2 소음계 교정기 94dB

Acoustic calibrator CAL200



CAL200
Acoustic calibrator for class 2 sound level meters
CAL200 send a nominal acoustic pressure level of 94 dB at the frequency of 1,000 Hz, it corresponds to class 2 of NF EN 60942 : 2003 and CEI 60942 : 2003 standards

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