As a former auditor owner and a current Cremona owner i think those speakers will sound best with a solid state power amp and a tube preamp.I used the auditors in a small room with a tube pre and power and it was a warm and wonderful sound.Things are going to change when they get into a room your size and power is the only thing that will make those speakers really sing.I realize this is not really answering your question,but the real reason for my reply is...Speaker position! Follow the Sonus Faber method,that will translate,given your room size to 5 feet from front wall{back of speakers} 2-3 feet from sidewalls and 6 feet apart with the speakers firing ahead with a slight toe in.Listening position some 6-7 feet from speakers.Every room is different and there will be a lot of variables but the concept of separating the room into three equal areas will give you a good start on getting the best sound from those speakers.With a tube power amp and those speakers in that size room you might be headed for some acoustic
questions that can only be answered with room treatments.Focus on some power and speaker setup and you will spend a lot more time enjoying your music.
questions that can only be answered with room treatments.Focus on some power and speaker setup and you will spend a lot more time enjoying your music.