sound level meter calibrator ND9

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sound level meter calibrator ND9
Posting date : Dec 09, 2013
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Free Member Scince Jun 08, 2013
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MISCELLANEOUS | Optical ph
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HS-CODE
90-
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Detailed Description
ND9 it is used to calibrate the sound level meters The sound level meter calibraters has two models of ND9A, ND9B. It fits for the standards of GB/T15173, ANSIS1.40 CLASS2, IEC942. the frequency is 1000Hz. The power supply is 1*9v 6f22 battery. the dimension is 142*47*47mm. The weight is 275g which not includes the battery. The standard delivery includes: main unit 1; carrying case type 1; instruction manual 1 10
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