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Unknown condition at US$419 makes this an ambitious ask: it sits well above the recent used median of US$220 and even past the 75th percentile of US$280, so I’d want strong evidence of service history, originality, and cosmetic quality before calling it a buy. At this level, the price only makes sense if the unit is exceptionally clean, fully functional, and especially desirable to complete a matching Sony system.
That said, the TA-N220 is a straightforward vintage Sony power amp that appeals for its compact build, simple signal path, and honest presentation rather than flash. If it’s quiet, stable, and original inside, it can be a satisfying piece for a modest system; just make sure the seller can confirm the basics, since age-related issues and unverified upkeep matter more once the asking price moves into premium territory.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Sony emerged from the ruins of post-World War II Japan, founded on May 7, 1946, by Masaru Ibuka and Akio Morita as Tokyo Tsushin Kogyo K.K. in Tokyo's Nihonbashi district. Starting with radio repairs and Japan's first magnetic tape recorder, the duo secured transistor licensing from Bell Labs, pioneering the TR-55 transistor radio in 1955. Renamed Sony Corporation in 1958—from the Latin "sonus" for sound—the brand symbolized Japan's ascent from cheap imitations to innovative leadership, fueled by Ibuka's engineering prowess and Morita's global marketing vision.
Sony's hi-fi legacy spans headphones, amplifiers, speakers, turntables, and DACs, alongside landmark formats like the Compact Disc in 1982 and Blu-ray. Iconic products include the Walkman for portable audio revolution and Trinitron televisions, blending consumer accessibility with cutting-edge tech. Today, offerings like the Signature Series headphones and ES amplifiers target discerning listeners seeking refined soundstaging and dynamic range.
Positioned as a mid-to-high-end powerhouse, Sony commands respect among knowledgeable buyers for blending mass-market reliability with premium performance, outpacing many pure audiophile brands in innovation and value. Far from vintage relic or niche boutique, it dominates with forward-thinking engineering, holding strong market share in headphones and streaming ecosystems.
See all Sony listings on RADAR.
