Features - Including 1/1 octave band - Optional 1/3 octave band - Sensitivity class 1 - GPS receiver integrated Technical Information Measurement Range 22 ... 136 db(A) Sensitivity Class 1 Frequency Range 3 Hz ... 20 kHz Standards GB/T 3785.1-2010 GB/T 3785.2-2010 IEC 60651:1979 IEC 60804:2000 IEC 61672-1:2013 ANSI S1.4-1983 ANSI S1.43-1997 Frequency Analysis 1/1 Octave band filter: 8 Hz . .. 16 kHz 1/3 Octave band filter: 6.3 Hz ... 20 kHz Microphone 1/1" Microphone Class: 1 Sensitivity: 40 mV/PA Frequency Range: 3 Hz ... 20 kHz Connection: TNC Power Supply: ICCP Standard Data-Log Interval 1 h ... 24 h (adjustable) Measurement Functions LXY (SPL), LXeq, LXYSD, LXSEL, LXE, LXYmax, LXYmin, LXPeak, LXN X = Frequency Weights: A, B, C, Z Y = Time Weights: F, S, I N = Statistics %: 1 ... 99 % Frequency Weights A, B, C, Z Time Weights
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