USB Audio Digital Sound Level Noise Meter Ranges From 30-130dB Decibel Detector¹

Product Description USB Audio Digital Sound Level Noise Meter Ranges from 30-130dB Decibel Detector Advanced Features:Designed according to International Electrician Committee StandardIEC 651 TYPE 2ANSI S1.4 TYPE 2Wild Measurement Range: 30-130dBHigh Accuracy: Up to ± 1.5dBWindscreen/sponge ball to filter-out unwanted signalsWith Bar graph & Overload Indication (Over/Under)With 2 equivalent weighted sound pressure levels A and C A frequency weighting for general sound level measurements C frequency weighting for checking the low-frequency content of soundsAC & DC analogy signal output are available connecting to frequency analyzer level recorder, FFT analyzer and graphic recordLarge LCD screen with digits readingFast and Slow dynamic characteristic modeMaximum value hold function to lock up the maximum readingAuto power off design for energy savingDynamic sound level ranges & battery life indicationBrand new, portable and easy to useFactory pre-calibratedProduct Description:Measuring Range:30~130dB35~130dBCAccuracy:± 1.5dBFrequency Range:31.5HZ-8.5KHZLinearity Range:50dBAC/DC Output:√Auto Power Shut Off:√Low Battery Indication:√Over Range Indication:√Digit & Resolution:5Digits & 0.1dBTime Weighting Selection:Fast/SlowMicrophone:1/2 Inch Electret Condenser MicrophoneFrequency Weighting:A & CMax Hold Function:√Sampling Frequency:2 times/sec

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