Class 1 compliant
outdoor noise measurements
B&K Outdoor microphones are specifically designed to provide effective protection in outdoor environments and provide the ideal equipment for semi-permanent or permanent outdoor noise monitoring applications. Microphones Types 4952 and 4952-A are designed with a special exterior housing made of a chemical resistant polymer providing an extremely high protection against corrosion. In addition, the microphonesí long-term stability guarantees unattended outdoor use for up to a year without any significant change in sensitivity.