RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
The SONY TA-N220 is a versatile, vintage multi-channel power amplifier (1985) designed for 2, 3, or 4-channel operation, delivering warm, clean sound. It provides 4 x 50W (6Ω) or 2 x 100W in BTL (Balanced Transformerless) mode. Key features include a 7Hz-100kHz frequency response, SONY and a 90dB signal-to-noise ratio. SONY's Super Legato Linear (S.L.L.) is a proprietary amplifier circuit technology, designed to eliminate switching noise and reduce crossover distortion for cleaner audio reproduction. It works by ensuring a smooth transition between output transistors, providing linear, high-quality sound. This unit is in VERY GOOD cosmetic and electronic condition:Just some minor nicks and scratchesSome of the screws holding the chassis to the amp are missingIt otherwise works and looks greatService History: No service records were included from the prior owner. Here at the shop we did routine testing, cleaning and inspection and in doing so, noticed the missing screws.Cosmetic Condition: Overall we rated this at Very Good.In the Milwaukee Area? Stop in our shop to inspect/demoSee our feedback and thank you for considering. All the gear we sell is packaged with great care for safe arrival in the condition advertised.
At US$150, this sits well below the recent comparable median of US$220 and under the 25th percentile at US$215, so it reads as a strong deal rather than merely fair. For a stereo power amp, that’s the kind of pricing that should get attention quickly, especially if the unit is complete and powers up cleanly.
These Sony power amps are generally valued for straightforward, no-drama performance: clean drive, solid channel separation, and a compact form factor that fits easily into a vintage or secondary system. The upside here is simple—if it’s been cared for and hasn’t been abused, you’re getting a useful, listenable amp at a price that leaves room for a service fund if needed.
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.
