I've been reading up on these things lately, and I must say I find them very interesting. Supposedly they give you the upsides of horns, but without the downsides. Some examples:
http://horns.pl/en/speaker-sets/fp15/
http://horns-diy.pl/horns/seos/seos-18-1/
http://www.diysoundgroup.com/waveguide-speaker-kits/fusion-12/fusion12-kit.html
Any thoughts, gentlemen?
http://horns.pl/en/speaker-sets/fp15/
http://horns-diy.pl/horns/seos/seos-18-1/
http://www.diysoundgroup.com/waveguide-speaker-kits/fusion-12/fusion12-kit.html
Any thoughts, gentlemen?