sound level meter calibrator

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guangzhou landtek instruments co.ltd

All Products >> sound level meter calibrator

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sound level meter calibrator nd9
Specification: sound level meter calibrator
Detail: ND9 it is used to calibrate the sound level meters The sound level meters 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...


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guangzhou landtek instruments co.ltd All Products >> sound level meter calibrator

guangzhou landtek instruments co.ltd

All Products >> sound level meter calibrator