folded horn

folded horn

[¦fōld·əd ′hȯrn]
(engineering acoustics)
An acoustic horn in which the path from throat to mouth is folded or curled to give the longest possible path in a given volume.
References in periodicals archive ?
Carreg Ateb - Welsh for Echo - now employs a total of eight sound technicians working with state of the art audio apparatus which includes Yamaha 03D mixing desks for FOH/Monitor, Chevin Research Amplification, Martin Wavefront W8Cs and Martin WSX Folded horn sub-woofers.