Jack, next time you go to your dealer, give a listen to the PSB Synchrony One's. They will have the warmth that you said was missing from the Imagine line. The Synchony's are a stereophile rated Class A speaker and the Imagine line is a Class B and the Image line is a Class C.

2012 Recommended Components Loudspeakers | Stereophile.com

Here is a discussion about the 3 PSb lines and their differences from users-

Why pay more for PSB imagine if it uses the same drivers as the image series?

here is a brief description of the Imagines stating is used tech from the Synchrony's-

PSB Imagine T & Imagine B Loudspeakers | The Absolute Sound

GoodSound! Equipment Review -- PSB Imagine B Loudspeakers (11/2008)