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-Range:30to80dB, 50to100dB, 80to130dB
-Resolution: 0.1dB
-Accuracy:1 kHz+1.5dB
-Frequency:31.5Hzto8kHz
- FunctionselectedbyAandCfrequency
-Response time:Fast200ms,500msdelay
-The resultsdisplayed inLCDscreen
-Output:ACandDC0.5Vrms0.3 to1.3VDC,10mV,600Ohms
-Operating Environment:Temperature0-50 ° C, humidity:0to80% RH
- Power:one9VAlkalinebatteryoperationfor 75hours
-Dimensions:200x69x28mm
-Weight:213grams
Cung cấp bao gồm:
+ Máy đo độ ồn điện tử hiện số model SL4030
+ 01 pin 9V, hộp đựng máy
+ Hướng dẫn sử dụng
