I've had them in rooms that size and also find they do their best in larger rooms with distance between and to front wall.
I heard mine at Jim Smith's Audition shop in Birmingham AL back in the 80's set up along those lines in a similarly sized room and bought them on the spot.
I heard mine at Jim Smith's Audition shop in Birmingham AL back in the 80's set up along those lines in a similarly sized room and bought them on the spot.