Used BRUEL & KJAER / B&K 4443 #9006832 for sale

BRUEL & KJAER / B&K 4443 is a multi-channel Class 1 Sound Level Meter that is used to measure sound levels in different environments. The meter is designed to provide accurate, reliable and repeatable measurements of sound pressure levels. It can also measure many other parameters, such as peak sound pressure levels, equivalent levels, dynamic range, average energy, and more. The device is equipped with professional grade MEMS condenser microphones (electret) and 24-bit A/D converters for accurate measurements. It can measure air pressures through the microphones and internal hydrophones, and is capable of detecting sound pressures between 10 dB and 134 dB. The frequency range of the device is from 10 Hz to 20 kHz with a maximum frequency accuracy of +/- 0.3 dB. The device has an improved screen size which makes it easier to read and interpret the sound levels recorded. It has digital filters for stable and rigorous analysis of noise levels with the option of connecting an external filter. Bluetooth and USB connectivity allows for easy data transfer from the device to mobile devices and computers. Additionally, the product is equipped with a rechargeable power supply that ensures long-term use. All in all, B&K 4443 is an extremely accurate and reliable multichannel sound measurement tool that offers a variety of functions and features for sound professionals.