Here's a ZKIT4 project on the Klipsch forum:
Quote:My current project is modifiying my spare DCX-2496. I am removing the ouput gain stages and rather than replacing it with a capacitive or transformer type output section, I am replacing it with a 12AU7 tube type output section shown here.
This is a single tube gain stage available from Decware.

You can read the rest of this thread on the Klipsch forums:
http://forums.klipsch.com/forums/p/133949/1358086.aspx#1358086