I almost bought a pair of used 104/2 from a KEF dealer awhile back and he suggested 150 wpc ( 4 ohms )..I would assume you could get by with less but from what he told me they sound much better with a little more juice.......
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.
