Testo 0563 8165 816 sound level measuring apparatus
Testo 815 and 816 sound level measuring apparatus testo 0563 8165 this sound level meter from testo is suitable for accurate sound measurement in the workplace and in public places the accuracy complies with class 2 according to iec 651 din en 60651 the testo 816 has a range of features making it ideal for professional sound measurement the sound level meter covers the range from 30 to 130db and you can manually set individual measuring ranges of 30 to 80 50 to 100 and 80 to 130 db or