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    TL-200 USB High Precision Decibel Sensor Digital Sound Level Decibel Meter 30-130dB With Backlight 32000 Data Noise Measurement

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    Specifications:
    Model:
    TL-200Dimension:
    245*70*45mmColor:
    BlackMaterial: Plastic
    Features: Frequency
    weighting: A/CFast/Slow time weighting selection32000 Reading Internal Memory (Data record function) *Max Hold functionHigh accuracyBar graph displayAC & DC analogy signal output are available connecting to frequency analyzer level recorder, FFT analyzer and graphic record. White BacklightOver / Under alert function*Time displayAuto-off function setupLow
    Battery AlertDescription: Calibration
    sound source: 94dB
    @ 1kHzMeasurement range:
    30~130dBAAccuracy: + 1.5 dB(reference sound pressure standard, 94dB@1KHz)Frequency
    response: 31.5
    ~ 8.5KH zResolution: 0.1
    dBFrequency weighting: A/CAnalogy
    bar graph: 2dB/1
    Bar graphSampling rate: 2 times/second (FAST), 1 time/second (SLOW)
    AC signal output: 4Vrms/ full barograph, output impedance is approx 600 ohmDC signal output: 33mV/dBDynamic
    characteristic: FAST (high speed) / SLOW (low speed)
    Data storage quantity: 32000
    readingsPower supply: 6V
    Battery: 4pcs AA 1.5V battery (not included)

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