It isn't that they are challenging to drive, it is that Focal loves, and I can't stress LOVESSSSS power. Even from tubes.
You aren't doing them a favor with just a 275. They deserve 2301's or something in that realm. (Heck, even Scala2's do.)
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Main: McIntosh XRT1K MDA1000 MC402 | JL F113 | Bryston BUC-1 | WireWorld Cabling | RGPC1200C | PPP
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