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SW1X PRE III SPECIAL Preamplifer in excellent condition. Black fascia and black case. Upgrades include Sapele hardwood base and custom aluminium/ brass feet that make a marked improvement. JAN Sylvania 5931 -5U4GB rectifier tube. Biasing batteries replaced recently. So you won’t need to change them for another 18 months. Comes with manufacturer packaging. Https://youtu.be/w9KePtaCVnM?feature=shared I’ve uploaded a crude photo. When I get some time I’ll upload better photos, interior, exterior with top case and box. Reluctant sale. I would love to keep it because ... read more
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SW1X Audio Design, founded by Dr. Slawa Roschkow—a Russian engineer who settled in Great Britain via Germany—traces its roots to Essex, England, where all products are designed and hand-assembled. Pronounced "As One eX Audio Design," the brand embodies Roschkow's vision as founder, managing director, and chief audio engineer to push the boundaries of musical authenticity. From its inception, SW1X has prioritized timeless, high-performance equipment over cost constraints, resurrecting the soul of recordings through meticulous craftsmanship.
The brand specializes in extreme, valve/tube-based audio components, including DACs like the DAC III and DAC II SPX, alongside amplifiers and integrated systems that ascend through performance levels from I to X. These designs eschew modern oversampling in favor of non-oversampling discrete R2R architectures, delivering fluid, organic sound. SW1X focuses on pure analog-like reproduction, with each tier refining circuits for greater lushness and expressiveness, appealing to purists seeking unadulterated musicality.
Positioned as a niche boutique in the high-end hi-fi market, SW1X commands a cult following among discerning audiophiles for its upbeat, soulful presentation that redefines digital and tube playback. Reviewed glowingly in specialist forums and publications, it stands apart from mass-market offerings, thriving in exclusive showrooms like Germany's Audio Creativ. For knowledgeable buyers, SW1X represents uncompromising excellence in a crowded field.
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