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Excellent-condition Ayre Acoustics KX-5 Twenty line preamplifier. Recently checked by Ayre and confirmed operating properly...they upgraded the volume control. Can be verified with Ayre Acoustics with the S/N. Includes original remote, original packing materials, and factory box. Used in a smoke-free, carefully maintained high-end system. Balanced and single-ended inputs, fully balanced zero-feedback Ayre design, Variable Gain Transimpedance volume circuit, original remote, factory packing, Ayre checkup, no functional issues, no cosmetic issues.
This US$5,595 asking price for the 2016 Ayre Acoustics KX-5 Twenty is a strong deal, sitting just below the 75th percentile of US$5,785 and well above the median of US$2,619 in your recent comparable listings. While new retail for this model was US$8,950, the used market shows significant variance, but this specific listing offers genuine upside by landing in the top quarter of recent asks without exceeding the 75th percentile threshold, making it an attractive entry point for a reference-grade preamp.
The KX-5 Twenty is widely revered for its transparent, musical sound and robust build quality, delivering Ayre’s signature clean power without the noise or distortion common in cheaper designs. As a 2016 model, it represents the final evolution of Ayre’s discrete, all-mono-block topology before the company’s closure, offering rarity and proven reliability. With the listing noting pristine condition and original box, this is a buying opportunity for enthusiasts seeking a top-tier preamp at a price that respects its legacy without the new-retail stigma.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Ayre Acoustics was founded in 1993 by Charles Hansen, a veteran speaker designer and former founder of Avalon Acoustics, establishing the company in the United States. Hansen's deep roots in audio engineering and his commitment to precision design shaped Ayre's foundational philosophy from inception. The brand emerged during a period of significant advancement in high-fidelity technology, positioning itself as a serious contender in the premium audio market from its earliest days.
Ayre Acoustics specializes in high-end audio components, with particular strength in digital-to-analog converters, preamplifiers, and integrated amplifiers. The company is recognized for applying rigorous, cutting-edge engineering principles to stereo equipment design, focusing on what the brand describes as "purity in music reproduction." While the search results emphasize their digital and amplification products, Ayre's portfolio reflects a comprehensive approach to source-to-speaker signal chain optimization rather than a single-category focus.
The brand occupies a firmly high-end position within the audio industry, recognized as a world leader among discerning audiophiles and professionals. Ayre has built its reputation on uncompromising design philosophy and award-winning products that set performance standards within the premium segment. The company appeals to serious listeners willing to invest substantially in audio quality, positioning itself alongside other boutique manufacturers that prioritize sonic accuracy and engineering integrity over mass-market accessibility.
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