Model Number: ST-109 Key Specifications/Special Features: ST-109 class 1 sound level meter is designed to meet the requirements of IEC 61672-1:2002 (or equivalent BS EN 61672-1:2003)ST-109 sound level meters not only suitable for environmental noise measurements but can also be used for occupational noise measurements such as the UK controls of noise at work regulations or OSHA occupational noise standardsFast, slow, impulse response timesWide frequency range: 10Hz-20kHzWide measurement range: 30-130dBWide dynamic range: 100dBA/C/Z frequency weightingSound exposure level SEL, peak, reverberation time (RT60)Data logger function, stored up to 32,000 records, auto-mating

Remote control through connected PC