GLOBAL GNV-100 声级计 (30~130dB; Class 2)

Measuring Level Ranges:

+ Low: 30 to 90 dB

+ Med: 50 to 110 dB

+ High: 70 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

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 Output: 1 Vrms at full scale

DC Output: 10 mV/dB

Power Supply: One 9 V battery: 006P, 6F22, NEDA 1604

Battery Life: Approx. 50 hours

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: 258 x 55 x 25 mm (10.2 x 2.2 x 1.0”)

Weight: Approx. 185g (6.5 oz.)