Environmental

ST-105 Class 1 Integrating Sound Analyzer Meter
IEC 61672-1:2002 CLASS 1/CNS 7129 1級 IEC 61260-1995 CLASS 1
 
Features:
  • Level linear range: >90 dB.
  • Measuring range: 25~140 dB(A)

                                   30~140 dB(C),

                                   35~140 dB(Z).

  • frequency range: 10 Hz~20 kHz
  • Recommended measuring microphone:
    For 1/2” pre-polarized

 

TM-100 Sound Level Calibrator

產品規格

  • 適用標準:ANSI S1.40-1984和IEC942 1988 Class2
  • 電池低電壓偵測:低於工作電壓則LED熄滅
  • 輸出音壓:94dB和114dB
  • 輸出頻率:1KHz ±4%
  • 準確度:±0.5dB
  • 電池:9V 006P或I...
ST-106 Class 1 Integrating Sound Level Meter

IEC-61672-1:2013 class 1

 

 

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