Yes, I'm sure you're right about more stuff affecting the impedance of the supply which is critical - so Class II makes total sense. Sorry, I didn't' think I'd spouted anything about size, but I was trying to understand whether you thought there would be audible benefits in having separate transform...

I've posted in other places a few times about balanced mains, separate radials etc and am wondering about your thoughts and experiences. Over the last few months I think I've read most of the info on this and other sites. I've been meaning to put together a balanced transformer setup for some time, ...