Sound Level Meter BE824 - BE844

Feature

* Measuring Level: 30-130dB (A) , 35-130dB (C)
* With Software CD & USB Cable, for recording date into your PC( only for model BE844)
* Level Ranges: 30-80dB ;50-100dB ;60-110dB ;80-130dB ;30-130dB
* Accuracy: ±1.5dB (under reference conditions)
* Resolution: 0.1dB
* Frequency Range: 31.5Hz to 8.5KHz
* Linearity Range: 50dB/100dB
* Bar Graph
50dB scale at 1dB step for monitoring current sound pressure level
Sample Rate: 20times/second
* Overload Indication: OVER/UNDER
* Frequency Weighting: A and C
* Digital Display: 4 digits
* AC Signal Output: 0.707Vrms at FS output impedance approx. 600Ω(ohm)
* DC Signal Output: 10mV/dB, output impedance approx. 100Ω(ohm)
* Time Weight: FAST / SLOW
* Microphone: 1/2" Electrinic Condenser microphone
* Max hold function: Yes
* Operating Condition: 0~40°C, 10~80%RH
* Storage Condition: -10~60°C, 10~70%RH
* Power Supply: 4 x AA 1.5V alkaline battery (included) or DC 6V 100mA (maxumim DC9V) (not included)
* Battery Power Life: About 30 hours (alkaline battery)
* Size: 256 x 70 x 35mm
* Weight (Meter with Sponge Ball/Windscreen Filter): 230g (excluding batteries)