30-130dB LCD Digital Sound Level Decibel Meter Logger Tester Noise Measurement
Tax included.
Features :
Fast/Slow time weighting selection.
32000 Reading Internal Memory (Data record function).
Max hold function.
High accuracy.
Bar graph display.
AC & DC analogy signal output are available connecting to frequency analyzer level recorder, FFT analyzer and graphic record.
White backlight.
Over / Under alert function.
Time display.
Auto-off function setup.
Low battery alert.
Sound level range: 30 to 130dB (Auto Ranging)
Frequency weighting: A/C
Calibration sound source: 94dB @ 1kHz
Measurement range: 30~130dBA
Accuracy: ±1.5dB (Reference sound pressure standard, 94dB@1KHz)
Frequency response: 31.5~8.5KHz
Resolution: 0.1dB
Frequency weighting: A/C
Analogy bar graph: 2dB/1 Bar graph
Sampling rate: 2 times/second (FAST), 1 time/second (SLOW)
AC signal output: 4Vrms/ full barograph, output impedance is approx 600 ohm
DC signal output: 33mV/dB
Dynamic characteristic: FAST (high speed) / SLOW (low speed)
Data storage quantity: 32000 readings
Power supply: 4 x AA 1.5V batteries (Not included)
Dimension: 23.5 x 6.2 x 3.3cm / 9.25 x 2.44 x 1.30"
Package includeds :
1 x Decibel Meter
1 x USB Cable
1 x DC 6V Cable
1 x Soft Case
1 x User Manual
Details pictures :
