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Tenmars ST-130 소음계 (30 ~ 90dB, 50 ~ 110dB, 70 ~ 140dB)

Display: Single LCD Maximum reading 999999

Display Refresh Rate: 1 Time/second

Microphone (ST-130): 1/2" Electret condenser microphone

Accuracy: ±1.4dB at 94dB/1kHz

Frequency Weighting: A, C, Z

Time Weighting: Fast, Slow and Impulse

Starting Time: < 10 seconds

Frequency Range: 20Hz to 8kHz

Details


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