Patent ID: 7680463

Claim:
An arrangement for testing a radio device comprising: a waveguide closed at both of its ends; and comprising a holder arranged to hold the radio device partly inside the waveguide in such a manner that at least a portion of the radiating part of the radio device remains outside the waveguide, the at least a portion of the radiating part of the radio device remaining outside the waveguide being entirely inside the holder, wherein the waveguide comprises: one or more ridges extending along a longitudinal axis of the waveguide, the end of at least one ridge facing the holder being bevelled; and one coupling inside the waveguide for transmission and reception of a radio-frequency signal by the use of a wideband mode of propagation; wherein the end of the waveguide on the side of the holder comprises one or more pegs made from a conductive substance and fastened to the inner surface of the waveguide.