Features - Including 1/1 octave band - Optional 1/3 octave band - Sensitivity class 2 - A, B, C & Z frequency evaluation Technical Information Measuring Range 25 ... 136 db(A) Sensitivity Class 2 Frequency Range 20 Hz ... 12.5 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: 20 Hz ... 8 kHz 1/3 Octave banb filter: 20 Hz ... 12.5 kHz Microphone 1/1" Microphone Class: 2 Sensitivity: 40 mV / PA Frequency Range: 20 Hz ... 12.5 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 weight:A, B, C, Z Y = Time weighting: F, S, I N = Statistics%: 1 ... 99% Frequency Weighting A, B, C, Z Time Weighting
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