RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
This is a seller’s market at US$300: it sits above the recent US$217 median and even clears the US$259 75th percentile, so it reads as ambitious rather than a bargain. For a clean, fully working example, that’s not outrageous, but it isn’t an easy buy either unless the condition is genuinely exceptional.
The appeal is real: the TA-N511 is a substantial early-’90s Sony power amp with 135 watts per channel, solid damping, and enough grunt to drive most speakers confidently. It’s well-liked for its straightforward, punchy presentation and reliable Sony build, so an original, unmolested unit with proof of service or careful ownership has upside. At this price, though, buyers should want strong condition evidence, because age-related service needs matter more once you’re paying above the market center.
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.
