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Digital Sound Noise Level Meter 30-130 dB GM1357
Specfications:
---- A. International Committee of the IEC651 TYPE2 standard
---- B. TYPE2 American National Standard ANSI S1.4
- Measuring range:
---- 30 ~ 130 dBA
---- 35 ~ 130 dBc
- Accurate degree: ± 1.5 dB
- Digital & Resolution: 5 & 0.1 dB
- Frequency response: 31.5Hz ~ 8.5KHz
- Measuring Range: 30 ~ 130 40 ~ 90, 50 ~ 100 60 ~ 110 80 ~ 130
- Frequency weighting: A (simulation of the human ear) & C (mechanical self-noise)
- Time features: Fast / Slow response rate
- Sampling frequency: 2 times / sec
- Microphone: 1 / 2 inch condenser microphone
- AC / DC output
- max locked
- Overload display: OVER / UNDER symbols
- Low battery indication
- Packing: cardboard
- Power: 1.5V AA battery 4 or DC 6V 100mA DC power supply ( not included )
- Dimensions: 256 * 70 * 35 mm
- Product weight: 308 grams (with battery)