Posted by DOUGLAS ZWIEBEL on Dec 22, 2010; 1:42pm URL: http://elecraft.85.s1.nabble.com/OT-10-watts-in-400-watts-out-amp-tp5859186.html
Someone said they weren't aware of any amps that do 5 in 100 out. How
about 10 in and 400 out?
No, not FCC type accepted, but it's available. I'm sure there are others.