THERE are two methods of measuring the amounts of sound absorbed by various materials. One is the reverberation method of W. C. Sabine, in which a specimen of the material to be tested is mounted ...

Despite the popularity brought by the “challenge,” the Orfield chamber still plays an important role in research. It has been ...

It consists of R&S one-box CMX500 signaling tester (right), a Bluetest RF reverberation chamber – its RTS65, for example (below left), and Bluetest’s Flow control software.“In contrast to anechoic ...