Linear Operating Range
21 dBA ~ 143 dBA
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Frequency range
10Hz~20kHz
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Internal noise
≤18dBA
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Applicable standards
GB/T3785.1-2010 Class 1 ;IEC61672-1: 2013 Class 1
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Certified
CE,CPA,CCEP
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Weighting filters
Frequency weighting: A, C, Z
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Time constants
Time Weighting: S, F, I
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Measuring Parameter
Lp, Lmax, Lmin, Leq, Lpeak, LN(1-99), SD, EA, LAE(SEL), 1/1 OCT, 1/3 OCT, FFT
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Measurement function
SLM, Statistic, 1/1Octave(16~20kHz), 1/3Octave(10~20kHz), FFT
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Statistics
LN (L1-L99)
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Communication Interfaces
Ethernet/Bluetooth/WiFi
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Memory
Internal 8GB, external SD card, supports 32GB/64GB.
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GPS
Time synchronization and localization
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