Hot sale Digital Accurate Sound pressure Level db Decibel Meter Noise meter free shipping
Easy to use and handy instrument for sound quality control in office home school and construction site. The meter has wide range of applications such as noise pollution studies research and other industrial use. Low battery indicator Monitor the sound levels from traffic noise alarm systems and workplace machinery Conformed to the IEC 651 Type 2 and ANSI S1.4 Type 2 set standard Wide Measuring Range: 40 ~ 130 dB With 2 equivalent weighted sound pressure levels A and C Fast and Slow dynamic characteristic modes Bar graph indication for Sound Level Range Maximum hold function Large LCD screen with 4 digits reading MAX/MIN QUASI-ANALOG BAR INDICATOR AUTO/MANUAL RANGING SELECTION Fast & Slow response selectable Auto power off : 20 min after non-operation
Measurement frequency range: 300Hz ~ 8K Hz Quasi-analog bar indicator: 1dB display steps 30dB dosplay range updated every 50ms Measurement level ranges 4 ranges: 40~70dB 60~90dB 80~110dB 100~130dB Meas. level A weighting: 40dB~130dB Meas. level C weighting: 45dB~130dB Accurary: 2dB(at 94dB 1K Hz) Microphone: 10mm(Dia) Electric Condenser Microphone Digital Disolay: 3.5 LCD 0.1 resolution updated every 0.5 sec Power: 1x9V battery (inclued)
1 x Decibel Meter 1 x 9V battery
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