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At US$500, this sits below the US$550 median and just under the US$513 25th percentile, so it reads as a solid bargain rather than a merely fair ask. Against the recent used comps, you’re paying a touch under the low end of the typical spread, and that’s a good place to be for a preamp with real pedigree.
That’s why this is worth a close look: the Modulus 3 is a respected line-stage known for a musically rich, full-bodied presentation and strong phono-section reputation in the right setup. If the unit is quiet, complete, and hasn’t been butchered inside, the upside is straightforward—serious performance per dollar. The main buyer focus is condition and service history, since age-sensitive parts and prior owner care matter more than the sticker here.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Audible Illusions was founded in the late 1970s by three Silicon Valley engineers—Bruce Moore, Tom Taylor, and Alan Priestly—establishing itself as a pioneering force in high-end audio design. The company has operated for over forty years, building a reputation as a major contributor to the development of premium audio components. Based in California, Audible Illusions has maintained its independence and vision throughout decades of industry evolution.
The brand is primarily known for preamplifiers, particularly its flagship Modulus series, which has achieved remarkable market penetration with more than 19,000 units sold since 1981. Audible Illusions distinguished itself as a pioneer in modern single-ended tube design during the early 1980s, when most competitors still relied on conventional approaches. The company's preamps are recognized for their refined signal path and sonic characteristics, appealing to discerning listeners who prioritize audio fidelity.
Audible Illusions occupies a firmly high-end, boutique position within the audio market, catering to experienced enthusiasts and collectors who value heritage and sonic performance over mass-market accessibility. The brand's longevity and the sustained demand for its products—particularly vintage Modulus preamps in the secondary market—underscore its credibility among serious audiophiles. While the company maintains a relatively low public profile compared to larger manufacturers, its influence on tube preamplifier design and its loyal customer base reflect its significance within premium audio circles.
See all Audible Illusions listings on RADAR.
