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UNBOXING AND FIRST TEST OF GVDA GD151B Digital Sound Level Meter Audio Level Meter Sound Meter Decibel Meter Noise Meter
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Description
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GVDA Digital Sound Level Meter Noise Tester Audio Level Meter 30-130dB
Decibels Sonometro Sound Meter Decibelimetro Decibel Meter Noise Meter
This sound level meter is used to measure the sound level of the environment, such as factory, workshop, school, residence, office area, traffic road, audio and so on. It is also suitable for noise engineering, product quality control, health prevention and control, etc. It can measure ambient temperature and humidity too.
Product Features
1,Fast/slow time weighted selection
2,2.4 inch Backlight display
3,Temperature unit °C/°F
4,Auto power off
5,Data hold function
6,Max/Min function
7,A/C weighted selection(only GD151B)
8,Low battery indication
Product Details
Sound range:30-130dBA(GD151A)
Sound range:30-130dBA or 30-130dBC (only GD151B)
Frequency: 30Hz-8KHz
Dynamic range: 50dB
Sound Accuracy:±1.5dB(94dB@1KHz); ±5dB (94dB@8KHz)
Frequency weighting: A weighting (GD151A)
Frequency weighting: A weighting,C weighting(only GD151B)
Time weighting: fast 125ms; slow 1sec
Temperature range:-20°C-60°C(-4°F-140°F)
Temperature accuracy:0°C-45°C(32°F-113°F)±1°C/2°F; Other ±1.5°C/3°F
Humidity range:0.0%-99.9%RH
Humidity accuracy:20%-80% ±5RH; Other ±6RH
Auto power off:10 minutes
Power:3*AAA battery(not include)
Item size:142*58*26mm
Item weight:about 114g
Package contents
1*Sound level meter
1*Manual
1*Bag
1*Box