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Optimus Prime's Stereo Equipment Old School Audio - Old School Prices - Professionally Tested Product Description Up for sale is a Sony STR-AV970X 5.1 channel A/V receiver, fully tested and confirmed working. All channels produce clean audio output, the AM/FM tuner locks onto stations clearly, and all inputs and outputs are functioning as expected. Remote not included. Please review all photos for details. Highlights At A Glance ✔ Fully tested and verified ✔ Good cosmetic condition with minor wear from use ✔ Free 30-day returns ✔ Fast, insured shipping Testing & Verification All five amplifier channels were driven with signal and verified for clean, full-power output with no distortion or dropout. The AM and FM tuner sections were tested across the dial with strong reception confirmed. All audio and video inputs were cycled through, balance and tone controls were swept end to end, and speaker terminals were checked for solid connection and correct channel assignment. Shipping & Returns Fast, insured shipping from Minnesota. Free 30-day returns. Item is carefully packaged for safe delivery.
Sony’s 5.1-channel home-theater gear has a solid reputation for delivering an easy, enveloping surround setup without getting fussy, and US$150 looks fair to slightly firm against your local comp set. With a median of US$110 and a 75th percentile of US$209, this sits above the middle of the market but still well below the upper edge, so it’s not a bargain-bin steal, just a reasonable ask if the package is complete.
What makes it worthwhile is the usual Sony strength here: dependable movie-night surround, straightforward integration, and enough output to make a modest living room feel properly cinematic. At this price, the upside is best if it includes the original speakers, subwoofer, and remote, because piecing those together later can erase the value quickly; if it’s a clean, complete set, it’s an easy buy for someone who wants plug-and-play surround without chasing a newer, pricier system.
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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