< GO BACK The Story behind Those Martin Audio MLAs Floating Over Henley Festival Posted on 2017-08-11·By CI Staff RG Jones project engineer Jack Bowcher took over as FOH tech and PA overseer on the main stage for 2017 Henley Festival. Posted in: Audio/Video, Entertainment, Loudspeakers & Subwoofers, Markets, Photos Tagged with: Line Array Speakers, Martin Audio