An anechoic chamber is essentially an experimental room lined with RF-absorbent material and contains an antenna positioner and controller that allows for a variety of empirical measurements of ...

Anechoic chambers are generally used for testing microphones and loudspeakers or other sound-producing devices when the absence of reflection is desirable.

the first three of which discuss applications of well-known echo-reduction methods: cancellation, shaping, and absorption. While the specific methods and materials used to achieve this suppression in ...

A room is said to be acoustically 'dead' when it contains a great deal of sound absorbing material, such that there is little or no REVERBERATION, and strong ATTENUATION of high frequencies. The ...

Anechoic - Sound An anechoic chamber for sound is a room designed to stop reflections ... Programmable The device must be programmable, or adjustable, to provide for different ranges, materials, ...

An Hemi-Anechoic Chamber of 5.57 cu.m (34 cu.ft ... diameter. These Tubes allow for Material Normal Absorption or Impedance Evaluation from 40 Hz. to 5 KHz. via the Transfer Function Technique. The ...