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Offered is „S 8“ by Unison Research as second-hand device from the category „Tube-Fullamp“ on audio-markt.de - the online market place for high-end. The advert with the number 6581799975 ends on 01.11.2026 at 23:06 o'clock.
€2,000 looks fair to slightly attractive for a good-condition S8, and it lands right around the current going rate rather than feeling cheap or ambitious. Recent used listings cluster from about €1,700 to €3,500, with a current asking point essentially matching €2,000 and a few stronger asks sitting up around €2,700–€3,300.
That makes this a sensible buy if the unit is complete and healthy. The S8 is well liked for its big, refined 845 tube sound, strong midrange flow, and the kind of scale and texture that makes good speakers sing. At this price, the upside is a respected high-end tube integrated with real character; just verify tube life, remote, and service history, since tube gear rewards a careful check.
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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