CENTER-329 Mini Sound Level Meter Level Range 40~130dB Frequency 125Hz to 80KHz
Features:
1. Low cost with high performance
2. MAX/MIN function
3. Level range display
4. Resolution 0.1dB
Specifications:
1.Level Range: 40~70dB ; 60~90dB ; 80~110dB ; 100~130dB
2.Accuracy: 2dB (ref 94dB1KHz)
3.Frequency Weighting: A / C
4.Time Weighting: Fast, Slow
5.Dynamic Range: 30dB
6.Frequency Range: 125Hz to 8KHz
7.Microphone: Electret condenser microphone
8.Battery: 9V x 1
9.Dimensions: 232 x 54 x 34mm
10.Weight: 200g
Standard Accessories:Operation manual
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Model # CENTER
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CENTER 325
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CENTER 328
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CENTER 329
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IEC Regulation
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IEC 651 TYPE II
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Auto Range
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v
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v
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Measure Range
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32~130dB
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32~130dB
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40~130dB
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Accuracy (ref 94dB@1KHz)
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+/-1.5dB
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+/-1.4dB
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+/-2 dB
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Dynamic Range
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50dB
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98dB
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30dB
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Frequency Range
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31.5Hz ~ 8KHz
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31.5Hz ~ 8KHz
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125Hz ~ 8KHz
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Frequency Weighting
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A/C
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A
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A/C
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Time Weight
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FAST, SLOW
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FAST
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FAST, SLOW
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Auxiliary Outputs
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AC signal Output
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PC Interface
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Software / cable
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Data Logger (32,000 Records)
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Reading Recoding Memory
on LCD
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CLOCK Function
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MAX/MIN Function
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v
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MAX
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V
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HOLD Function
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Auto Power Off
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