Reply directly from Martin Logan: "Technically, laying the Theos on its side won’t hurt anything, but due to the dispersion characteristics of the panel, this speaker is meant to be positioned vertically. I would not recommend this as a center channel, it will not give you the performance you...
Thank you RCHeliGuy! The reason for my query is that I wondered if a Theos, horizontally, would make a decent centre channel speaker between two Odysseys? It is also a economically driven question in that a dealer has a single Theos for sale that would probably come in at around 500 dollars...
Question for all you Martin Logan aficionado's: Can a Martin Logan speaker - specifically a Theos, be operated with success in a horizontal position? In other words, must they be vertical?