Has anybody had experience with this? I vaguely remember seeing this design somewhere. Looks interesting.
http://www.lautsprecher-shop.de/index_hifi_en.htm?http://www.lautsprecher-shop.de/hifi/transmissionline_en.htm
http://www.lautsprecher-shop.de/index_hifi_en.htm?http://www.lautsprecher-shop.de/hifi/transmissionline_en.htm
