I have a Krell KAV-2250 amp and a Krell 280p preamp driving my set of C1's and it sounds fantastic...silver cables are highly recommended to add even more speed, the C1's are so dark they will not sound bright.
Try the Focus 140's before you splurge on the C1's...see what you think then
-Fil
Try the Focus 140's before you splurge on the C1's...see what you think then
-Fil