"Mike McKelvy" said:

Didn't you see Cal's post stating that you need 3500 watts to avoid
ever clipping?


Yup, wasn't that said with tongue-in-cheek?
Anyway, based on my own listening experience, 50 to 100 watts in my
current room is enough for me.

--
Sander de Waal
" SOA of a KT88? Sufficient. "