공사기간 내의 소음.진동.미세먼지 데이터 수집용

Class 1 integrating Sound Level Meter with audio recording expandable to spectrum analyzer for third octave bands

Class 1 integrating Sound Level Meter with touch screen expandable to spectrum analyzer for octave and third octave bands

Class 2 integrating Sound Level Meter with touch screen expandable to spectrum analyzer for octave and third octave bands

Class 1 Sound Level Meter expandable to 1/3 Octave band spectrum analyser

Class 2 integrating Sound Level Meter expandable to 1/1 & 1/3-octave band Spectrum Analyser

Class 2 integrating Sound Level Meter expandable to 1/1-octave band Spectrum Analyser

Class 1 Integrating Sound Level Meter with Measurement Protocols