Yes, I think suggestions like Almarg's are very good ones. Pay attention to any post that Almarg makes. He is a superb resource whose responses never fail to impress and educate me.
And yes, if not the room and placement, I would look at that amp. Try to audition a number of amps, and find out what amps have worked well with your speakers from your dealer or other folks on audio forums.
And yes, if not the room and placement, I would look at that amp. Try to audition a number of amps, and find out what amps have worked well with your speakers from your dealer or other folks on audio forums.