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Commercial Audio Research VSi75 Integrated Amplifier (Valve) Fantastic integrated valve amplifier fitted with KT150 tubes. Excellent condition trade-in! Condition: Excellent Payment Method: Paypal, EFT, Cash on Pickup Region/State: (VIC) Victoria/Australia By Class A Audio 0 Comments Secure Ad AUD $7,500 Date: February 7Feb 7
The VSi75 is one of Audio Research’s sweet-spot integrateds: authoritative, musical, and still compact enough to live with easily. At A$7,500, this looks fair to strong against typical new pricing around A$12,000–A$13,000 and the kind of used asking prices that often sit materially higher for clean examples, so it is not an overreach for an excellent-condition unit.
What makes it attractive is the mix of 75W of tube refinement with real drive, plus the brand’s reputation for making tubes feel composed rather than soft. It’s a good buy if it’s been well cared for and includes the original box, remote, and healthy output tubes; those details matter because replacement tubes can add up quickly. In excellent condition, this reads like a serious-owner piece worth pursuing.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Audio Research Corporation, founded in 1970 in Minneapolis, Minnesota, by William Z. Johnson, traces its roots to his pioneering work in custom audio electronics during the 1950s and his operation of a specialty retail store through the mid-1960s. After a brief stint selling his designs to a larger firm, Johnson regained independence to establish ARC with a singular mission: advancing the state-of-the-art in music reproduction. From modest beginnings in the back of his shop, the company evolved into one of America's oldest continuously operating high-end audio manufacturers, now housed in a state-of-the-art 48,000-square-foot facility in Maple Grove, Minnesota.
ARC specializes in performance-driven electronics, renowned for vacuum-tube amplifiers, preamplifiers, and electronic crossovers that emphasize sonic purity over flashy features or aesthetics. Drawing on circuit designs rooted in the 1950s, the brand integrates tubes into modern contexts, delivering what it calls "high definition" sound through genuine technological advances. While not venturing into speakers, turntables, DACs, headphones, or cables, ARC's focused lineup prioritizes amplifiers and preamps that set benchmarks for musical realism.
Positioned at the pinnacle of high-end audio, Audio Research is hailed as a true originator of the genre, commanding respect among audiophiles for its unwavering commitment to excellence and innovation. Enduring the 1970s tube revival against solid-state dominance, ARC thrives via elite specialist retailers worldwide, standing alongside peers like Conrad-Johnson as a vintage-inspired yet forward-thinking force in the niche boutique market.
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