Biamp Low frequecy amp recommend


I have a tube based system, need a smooth lf amp with High current about 200 into 8 that doubles into 4 ect. Low priced. Ive had krell ect in the past which are great just dont have the $$ after new speaker purchase.
illenema12f40
What about McCormack DNA amp?

200 watts and there are several here at Audiogon for sale (no, not by me) around $2K.

Also might consider Parasound Halo, again 200 watts and as little as $1500.00 here at Audiogon.

Good luck with your search.
am right now in the process of adding subs to my vac 70/70 quad 989 system.have arranged to buy a classe ca300 to drive the subs.was looking at classe,older rowlands,McCormack,bryston,any well built powerfull amp with a large power supply.