echo chamber

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  • noun

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an enclosed space for producing reverberation of a sound

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References in periodicals archive ?
Spatial autocovariances of scattering parameters measured in a lossy reverberation chamber.
In 2001, a 6,000-pipe symphony organ was installed, designed and built by Johannes Klais Orgelbau in Bonn, Germany, and specially tailored to the hall's reverberation chambers.
In addition to body phantoms, live human tests can be conducted inside the reverberation chamber to provide testing for the effects of different grip styles, body types, and movement on device connectivity.
Pucci, "Accuracy in reverberation chamber for wireless testing: Simple formulas for the number of independent samples," Proceedings of EuCAP 2009, 2673-2677, Berlin, Germany, Mar.
We work out a method for evaluating the number of independent positions based on the statistical analysis of multiple fluctuating variables, namely multivariate analysis, collected inside the WV of a reverberation chamber.
A reflection coefficient derivation for the Q of a reverberation chamber," IEEE Trans.
The chamber hosts an electromagnetic-screening laboratory as well as a reverberation chamber.
Traditionally, the only way to test acoustic performance of these barriers has been in a reverberation chamber, which is a destructive method.
The DSTO and the RAAF's Aircraft Research and Development Unit (ARDU) have tested a complete F/A-18 Hornet fighter, armed with the recently ordered AIM-132 Advanced Short Range Air-to-Air Missile (ASRAAM), in an electromagnetic reverberation chamber which is believed to be the world's biggest.
The convex wall panels open to a surrounding reverberation chamber which adds 7000 sq m to the Concert Hall's 18 000 sq m volume.
For it features a U-shaped reverberation chamber behind and to the sides of the stage - the reverberation doors are visible from inside the auditorium and are opened and closed using a remote control system to adjust the reverb to suit individual performances.
Anritsu and EMITE announced that the Anritsu MT8820C radio communication tester has been successfully used in combination with the EMITE E500 reverberation chamber and an Anite Propsim FS8 channel emulator to test LTE carrier aggregation, using 2x2 MIMO and more realistic isotropic Urban-Macro (UMA) fading profiles.
Unfortunately, measurements in a reverberation chamber or a TEM cell determine the total radiated/received power, but not the electromagnetic field at any particular point in space.