Improved acoustic horn/waveguide having throat section with electroacoustic transducer and mouth part holding profiled removable conformer section inner wall mounted/modifying inner shape.

摘要

The electroacoustic horn (13) has a throat section (17) with an electroacoustic transducer and mouth (19). There is a profiled removable dispersion conformer section (21a,21b) which is mounted on the inner wall modifying the inner shape.