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RT/ET-933 Sound Level Meter

  • Applied standard : IEC61672-1 CLASS2
  • Frequency weighting: A and C
  • Time weighting: FAST and SLOW
  • MAX/MIN record
  • Data Hold
  • Overragne indication
  • Analog bar-graph indication

Applied standard: IEC61672-1 CLASS2
Accuracy: ±1.4dB
Frequency range: 31.5Hz~8kHz
Dynamic range: 50dB
Measuring level range: Lo: 30dB~80dB     Med: 50dB~100dB     Med: 50dB~100dB     Auto: 30dB~130dB
Frequency weighting: A and C
Time weighting: FAST 125ms; SLOW ( 1s )
Microphone: 1/2 inch electret condenser microphone
Resolution: 0.1dB
Sampling time: 2 times/second
MAX hold: MAX
MIN hold: MIN
Overragne indication: "OVER" or "UNDER"
Backlight display: Rtek Instruments
Analog measurement: fast analog bar-graph indication
Operating conditions: -20oC~+60oC: 10%RH~90%RH
Storage conditions: -20oC~+60oC: 10%RH~75%RH
Auto power off: the meter will be automatically shut off in activity of 15 minutes
Dimensions(H*W*D): 252mm* 66mm* 33mm
Weight: 178g