Digital Sound Level Meter R814

Specification R814 R824 R844
Measuring Range 30~130dBA 30~130dBA 30~130dBA
  35~130dgBC 35~130dgBC 35~130dgBC
Accuracy ±1.5dB ±1.5dB ±1.5dB
Frequency Range 31.5Hz~8.5KHz 31.5Hz~8.5KHz 31.5Hz~8.5KHz
Linearity Range 50dB 50dB 50dB
AC/DC Output
Low Battery Indication
Over Range Indication
Digit&Resolution 5Digits&0.1dB 5Digits&0.1dB 5Digits&0.1dB
Time Weighting Selection Fast/Slow Fast/Slow Fast/Slow
Microphone 1/2inch Electret Condense Microphone
Frquency Weighting A&C A&C A&C
Sound Measuring Level Selection
Max Hold Function
Sampling Frequency 2times/sec 2times/sec 2times/sec
USB Transimission    
Calendar    
General Characteristics
Power 9V Battery or DC Adapter AA 6V(Alkaline or DC Adapter AA 6V(Alkaline or DC Adapter
Product Weight 178g 300g 300g
Product Size 207mmx70mmx29mm 265mmx70mmx35mm 210mmx72mmx32mm

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Mastech Meters & Testers Co., Ltd.

Mastech Meters & Testers Co., Ltd.


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