If your imaging and definition is fine, the only issue is whether your bass response is flat. That is for you to determine and the Rives site, as well as the realtraps site, offer tools to test that. If you need it, the PARC is a superb device for bass corrections.
http://www.stereophile.com/accessoryreviews/883/index.html
Kal
http://www.stereophile.com/accessoryreviews/883/index.html
Kal