I'm using a DNA-1 Deluxe in my system. Check out Mapletree Audio Design. I recently had the DR. build me a custom line 2 and it sounds just like what you are looking for.Uses 6SN7 tubes with a 6x5 rectifier. Two chassis design.Custom is less the $1500.00
Website here http://hollowstate.netfirms.com/
Website here http://hollowstate.netfirms.com/