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Aangeboden: een set infinity kappa 90 en kappa 100 luidsprekers in zo goed als nieuwe staat. Alle randen zijn professioneel gereviseerd en de filters van de kappa 90 zijn geüpgraded met de nieuwste se
An unknown condition listing of the Infinity Kappa 100 subwoofer at €1,750 is ambitious, sitting well above the known second-hand benchmark of €1,150 for a functioning unit. Without clarity on whether the driver is original, repaired, or damaged, paying nearly €600 over the typical market floor is risky; this price only becomes fair if the sub is in pristine, original-owner condition with full accessories, as the Kappa 100 is a rare, high-output vintage piece from Infinity’s legendary Kappa series.
The Kappa 100 is well-regarded for its massive low-end authority and smooth integration in large rooms, delivering the deep, controlled bass that defined Infinity’s 1990s flagship performance. If this listing includes the original grille, cable, and manual, and the sub shows no signs of amp failure or foam rot, it could be a worthwhile hunt for a collector seeking a true room-filler. However, at €1,750 with unknown condition, the deal hinges entirely on verification—push for a demo or detailed photos before committing.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Infinity emerged in 1968 from a Woodland Hills, California garage, founded by Arnie Nudell, John Ulrick, and Cary Christie. Driven by Nudell's passion for classical music and innovative engineering, the trio launched with the groundbreaking Servo-Statik speaker system, featuring electrostatic panels paired with a servo-controlled woofer derived from defense technology. This American brand quickly gained traction through pioneering materials like neodymium magnets, mylar diaphragms, and polypropylene cones, establishing a legacy of pushing audio boundaries before acquisitions by Electro Audio Dynamics in 1974 and Harman International in 1983.
The company has long focused on loudspeakers as its hallmark, from early electrostatic hybrids and the iconic Reference and Kappa series to later EMIT and EMIM drivers in the 1970s. While primarily a speaker specialist, Infinity has ventured into home and mobile audio, including amplifiers and systems under Harman ownership, now part of Samsung since 2017. Turntables, DACs, headphones, and cables remain outside its core expertise.
Positioned as a mid-tier powerhouse with high-end aspirations, Infinity commands respect among knowledgeable buyers for its vintage collector appeal and enduring innovations. Once a darling of audiophiles for transparency and dynamics, it now blends accessible performance with Harman reliability, appealing to those seeking proven heritage without boutique exclusivity.
See all Infinity listings on RADAR.
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