KT77 will give you a uniform top to bottom sonic presentation. They are very transparent. I found to be to be light in the mid and upper bass. 7581A is in the 6L6 family and has a beefier bass sound and is tonally more dense. Have fun!
You must have a verified phone number and physical address in order to post in the Audiogon Forums. Please return to Audiogon.com and complete this step. If you have any questions please contact Support.
