BK Precision CAL73 标准声学校准器
制造商: BKPRECISION Model: CAL73 来源: Taiwan 保障: 12 Month Price (exclude tax) 7,943,000 VND Price (include tax) 8,737,300 VND
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94dB and 114dB Sound calibrator at 1KHz sine
The CAL73 sound level calibrator is used to calibrate sound level meters and other sound measurement equipment. You can calibrate 1 inch diameter microphones directly and 1/2 inch microphones using 1/2 inch adaptor supplied with the calibrator.