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Angeboten wird „S6 / BLACK EDITION - HIGH END Class A Single Ended Röhrenverstärker Amplifier mit DAC“ von Unison Research als Neugerät aus der Kategorie „Röhren-Vollverstärker“ bei audio-markt.de - dem Online-Marktplatz für High-End. Das Inserat mit der Nummer 9126196503 endet am 28.09.2026 um 06:24 Uhr.
Is this price well below the recent used market, or is it just a strong but not exceptional ask? Against your anchor data, €5,999 is far above the €2,576 75th percentile, so this reads as ambitious rather than fair for a typical used listing.
That doesn’t mean it’s a bad component—Unison Research gear is generally valued for its rich, musical presentation and the S6 has a solid reputation among tube-hybrid integrateds for scale, body, and ease with real-world speakers. At this price, I’d want something genuinely special to justify the premium: immaculate condition, recent service, premium extras, or unusually low hours. If it’s just a normal used example, the asking price is hard to recommend versus the broader pool.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Unison Research, an Italian hi-fi icon, traces its roots to 1987, when it was founded in Treviso by Giovanni Maria Sacchetti, a visionary electronics engineer and music enthusiast born in 1945. Sacchetti, who balanced a career in teaching with amplifier design, assembled a team of dedicated audiophiles driven by a singular passion: delivering profound musical pleasure through superior sound. From its inception, the company emphasized handmade craftsmanship entirely within Italy, evolving under subsequent leadership like Giovanni Nasta while honoring Sacchetti's legacy of innovation in tube-based audio.
The brand excels in valve amplifiers, its core strength, with legendary models like the Triode 20—the first integrated amp Sacchetti designed—and the Simply Two, which sold over 30,000 units and propelled global acclaim. Early offerings included the Glowy preamp and Ruler power amp, pioneering designs such as the first stereo amplifier using the 845 triode. Today, Unison Research offers a focused lineup of preamplifiers, power amps, integrated amplifiers, and select speakers in partnership with Opera Loudspeakers, prioritizing pure analog warmth over digital peripherals like DACs or headphones.
Positioned as a high-end boutique leader, Unison Research reigns as Italy's top tube amplifier producer and ranks among Europe's elite ten. Audiophiles worldwide revere its products for their emotional depth, artisanal quality, and timeless appeal, cementing a niche among discerning buyers seeking authentic, soul-stirring hi-fi that transcends mere technical specs.
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