GLOBAL GNV-101 声级计 (30 ~ 130 dB; Class 2)

Measuring Level Ranges

+ Low: 30 to 90 dB

+ Med: 50 to 110 dB

+ High: 70 to 130 dB

+ Auto: 30 to 130 db

Sample Rate

+ Fast 125 ms

+ Slow 1000 ms

Accuracy: ± 1.4 dB @ 94 dB, 1 kHz

Dynamic Range: 60 dB

Frequency Range: 20 Hz to 8 kHz

Frequency Weighting: A / C

Microphone: 1/2 Inch electret condenser

Data Logging Capacity: 64,000 records

Digital Display:

+ 4 Digit display

+ Resolution: 0.1 dB

+ Display Update: 0.5 sec

Analog Display

+ 30 Segment bar graph

+ Resolution: 2 dB

+ Display Update: 100 ms

Alarm Functions: OVER and UNDER alarm functions indicating when sound level is outside the set range

AC Ouput: 1 Vrms at full scale

DC Output: 10 mV/dB

Power Supply: 4 AAA batteries: NEDA 24A, IEC LR03

Battery Life: Approx. 24 hours

External Power Supply: 5 VDC (micro USB plug)

Operating Temperature: 0 to 40 °C (32 to 104 °F)

Operating Humidity: 10 to 90% Relative humidity

Storage Temperature: -10 to 60 °C (14 to 140 °F)

Storage Humidity: 10 to 75% Relative humidity

Dimensions: 264 x 63 x 29 mm (10.4 x 2.5 x 1.1”)

Weight: Approx. 245g (8.6 oz)