I use the excellent Ensemble Isolink on mine...
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I have heard it on the Sound Application Reference and the newer Jena Labs Power conditioner, and they both do a great job. In terms of warmth? If it's there in the recording you will hear it as the CDSA resolves most of it. What you do get is further refinement and smoothness, darker backgrounds and more seperation between the musicians.
Hope all's well otherwise.