Help! Trying to pick an amp/preamp for an Acoustat 1+1s

I am picking up a pair of Acoustat 1+1s and need your advise on powering them.

I would like your opinions on these:

Pass Lab 150 IN

Rogers High Fidelity EHC-100 K88

Synthesis Roma 510 AC Int

I am also interested in a VTL 225 but would need another preamplifier.

Thank you in advance,

fortepiano5011-06-2022 1:00am

tweak1 Details Discussions Posts This discussion Message User 3,685 posts 11-07-2022 at 01:43pm Copy Comment URL Report Comment Edit Delete I had 2+2s for a couple years with the interfaces with Medallion transformers. Over time I acquired their servo amps, which sounded amazing, but in those days (1996) the amps were very unstable. There is a guy in Florida I think, who repairs/rebuilds them. Worth finding him hth