SL-4010

Used for both audible sound and machine noise
Used for both A and C Weighting
Max Hold Facility
Measures in Both Low ranges of 30 to 100dB and Hi range of 65 to 130dB
Range: 30dB ? 130dB
Accuracy: ? 1.5dB
Resolution: 0.1dB
Frequency Response: 31.5Hz to 8KHz