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We provides acoustic chamber for University of Science and Technology of China

We provides acoustic chamber for University of Science and Technology of China.

Soundpoof-box/acoustic chamber/ Soundproof Room Product Application:

Widely used in a variety of audio testing and improve the test environment, the sound box products can do the background noise25db~30db

I Secretary for many years through the accumulation of technology and the constant attempt of various materials, independent research and development, testing, production specifications, the shielding effect of the shielding box / room. 

we provide a steady testing environment with noise floor low as 30dBA for performance testing of acoustic products, such as speaker, receiver and mic. Sound isolation can reach more than 40dB(300Hz~20kHz), Also, we can customize sound-isolated box with special size and fixture, and provide integrated testing system solutions.

Reference documents for the calibration：

GB 6882-2008 Acoustics-Determination o sound power levels of noise sources-precision methods for anechoic and semi-anechoic rooms

outside 80dB（A），  background noise  29~30dB（A）

• The isolation of each frequency：