LUTRON SL 4011 Sound Level Meter[Feb. 6, 2012 22:03:12]
Specification
Measuring Range : 30 - 130dB
Accuracy : ± 1.5dB
Frequency Range : 31.5HZ-8.0KHZ
Linearity Range : 50dB
Digit & Resolution 5Digits & 0.1dB
Time Weighting Selection Fast/ Slow
Microphone 1/ 2 Inch Electret Condenser Microphone
Frequency Weighting A & C
Sampling Frequency 2 times/ sec
Power : 9V ( Alkaline or DC Adapter)
Size : 2005 x 80 x 35mm
Weight : 280 g