The Extech 407730 Digital Sound Level Meter features a large LCD display with an analog bargraph with a 50dB range. This digital sound meter utilizes a 0.5" wide (12.7mm) condenser microphone to measure in a 40 to 130dB range, and the analog bargraph features a 50dB range that updates every 40ms for viewing trends. The unit has A&C weighting, AC analog output, and records Max/Min values over time.
|Accuracy||2dB accuracy with 0.1dB resolution|
|Weighting||A & C weighting|
|Display Counts||2000 count LCD|
|Range||40 to 130dB|
|Dimensions||9" H x 2.2" W x 1.7" D|
|Weight||5.6 oz (160g)|
The Extech 407730 Digital Sound Level Meter is available with standard factory calibration or with NIST Calibration Certification (adds 5 days to product lead time).