Characteristics:
·Instead of some traditional sound level meters, its stability and reliability was greatly increased by using digital detector technology,integrate the 1 / 1 and 1 / 3 octave filters
·128×64 dot matrix LCD display,display both data and chart.
· Direct measurement of Leq-equivalent continuous sound level and LAE-noise exposure level, etc.
·Data storage,print function,can be connected with computer
·With data acquisition function,can be used to measure the noise at airport
·Instantaneous sound level output