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Bruno Putzeys calls class-D a “solved problem,” but responses from Peachtree, Orchard Audio, and Bel Canto suggest otherwise—pointing to GaN FETs, digital input topologies, and implementation refinements as the next frontier for sonic gains.
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Fezz Audio’s Mira Ceti 300B combines luxurious design by award-winning Kabo & Pydo with rich, refined tube sound—at a shockingly fair price. Pair it with the right speakers and prepare to be spellbound.