what's a good multi-purpose amp?

[BoxBoxBox]

I am looking for a good multi-purpose amp for Grado, Sennheiser and AK701, would the RA-1 do? $200-$300 range would be ideal. How about the xcan3?
Thanks for any tips!

 

[hugz]

original master

 

[joe_cool]

Look for a used PPA, Gilmore (Dynalo) or a Head-Five.