I don't have an integrated but have the 250.8 with xp 10 which I think we're combined into the integrated the sound is spellbinding, smooth throughout.
His newest FirstWatt, the F8 power amplifier, is excellent. Paired with a Van Alstine Transcendence RB 10 tube preamp, the sound is realistic without calling attention to itself ("see how vividly there I am?!"). Of course, your speakers must be compatible with the power amp.
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