- Display: LCD size : 49 mm x 25.5 mm,Digit size : 21.7 mm x 8.8 mm
- Measurement A Weighting- 3 ranges, 30 to 130 dB.C Weighting- 3 ranges, 30 to 130 dB.
- Accuracy(23±5°C)
- 1 k Hz - ± 1.5 dB ( after cal.), Meet IEC 61672 type 2, tested under input signal level on 94 dB & frequency range from 31.5 Hz to 8 K Hz.
- Calibration B & K (Bruel & kjaer), multi-fuction acoustic calibrator, model : 4226.
- Power consumption Approx. DC 10 mA.
- Operating temperature 0 to 50 C ( 32 Fto 122 F ).
- Operating humidity Less than 80% RH.
- Power supply 006P DC 9V battery (heavy duty type) or DC 9V adapter input.
Warranty:
As Per Lutrons Warranty Policy
A sound level meter is used for acoustic (sound that travels through air) measurements. It is commonly a hand-held instrument with a microphone. The diaphragm of the microphone responds to changes in air pressure caused by sound waves.