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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
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)
