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Up for sale is a beautiful, exceptionally well-preserved Sony TA-3650 from the "Golden Era" of Hi-Fi. This is a robust, middle-of-the-range powerhouse known for its musicality and classic brushed-aluminum aesthetic.History & Provenance----I have personally owned and enjoyed this amplifier for over a decade. It has been a rock-solid performer in my setup with zero issues. Before my ownership, it was used in a church environment. Because it spent most of its life in a clean, climate-controlled, and no smoke setting, the internal and external condition is remarkably clean compared to many vintage units found today.Performance & Sound---The TA-3650 is celebrated for its warm, detailed sound and high-quality build. It features solid aluminum knobs and satisfying "click" metal toggles. It is a highly versatile unit, capable of being used as a standalone integrated amp or as a dedicated pre-amp/power amp via the rear-panel jumpers.Technical Specifications----Power Output: 55 Watts per channel into 8Ω (Stereo)Frequency Response: 5Hz to 40kHzTotal Harmonic Distortion (THD): 0.1% (at rated power)Damping Factor: 35Inputs: 2x Phono (MM), Tuner, Aux, 2x Tape loopsSpecial Controls:Selectable Turnover Frequencies for Bass & Treble.Presence switch (1kHz boost).Low and High-cut filters.Muting switch (-20dB). This is one of the best features on the amp. Takes bad npise from records and makes playback amazing. MONO switch is really nice as well amd works surpringsly well with a Stereo record.Dimensions: 430 x 170 x 325 mmWeight: ~12 kg (Approx. 26.5 lbs)ConditionFunctional: 10/10. Everything works as intended.Cosmetic: Very Clean. Brushed aluminum faceplate is in excellent shape; lettering is crisp and intact.Ive had Record player - cassette and CD hooked up to this as once. For years and years. Just got a tube amp on a trade and this wont get used after today but needs to! You womt be dissapointed.
This US$386 asking price is a fair ask for the Sony TA-3650, sitting right at the median of the current US$333–US$420 used market range derived from recent comparable listings. It is neither a bargain nor ambitious, reflecting typical value for a functioning unit in this vintage segment.
The TA-3650 is a well-regarded 1976 Japanese integrated amp delivering 55 watts per channel with remarkably low 0.1% distortion and a wide 10Hz–100kHz frequency response, making it a solid driver for vintage or modern speakers. Its direct-coupled FET equalizer stage and robust 10,000 μF power supply capacitors contribute to a clean, stable sound. At this fair price, it’s a worthwhile buy for enthusiasts seeking reliable, high-performance vintage hi-fi without overpaying, especially if the unit has been serviced or retains original condition.
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.
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