autre43 posts05-29-2017 4:52amAs Kenny ( kdude66 ) above mentioned the Red Dragon S-500 would be a good pick, and has come from the same lineage as the Rowland Continuum S2, that many here like, see here.
some of the amps Im currently investigating are the Class D Red Dragon
https://forum.audiogon.com/discussions/class-d-trash/post?postid=1428517#1428517
And if your handy you can just get the modules and make it yourself.
Cheers George