RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
In excellent working condition with full accessories.
Denon’s AVC-X3800H sits in a very sweet spot for serious home theatre and crossover hi-fi use, with strong room correction, plenty of HDMI 2.1 flexibility, and enough amplification/processing headroom to stay relevant for years. At A$1,650, this is clearly ambitious against the recent used market: well above the A$491 75th percentile and far past the A$238 median, so it only makes sense if the unit is unusually clean, lightly used, and well accessorized.
As a buy, its appeal is the feature set rather than vintage charm: it’s a capable all-rounder for Atmos, gaming, and multi-channel systems, and Denon’s mid-high receivers tend to be easy to live with and widely supported. The upside here is only really there for a buyer who specifically wants this model now and values a tidy, complete package; otherwise, the price leaves little room for comfort, so I’d want proof of condition, remote, calibration mic, and full functionality before paying anywhere near this level.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Denon traces its origins to 1910, when American entrepreneur Frederick Whitney Horn founded Japan's first audio equipment company, Nipponophone, initially focused on gramophones and records. The Denon brand emerged in 1939 from the merger of Japan Denki Onkyo—combining "den" for electricity and "on" for sound—with other entities, marking a shift toward professional audio development. This heritage includes pioneering Japan's first professional disc recorder in 1945, used to capture Emperor Hirohito's voice, and launching the nation's first long-playing records in 1951.
The brand excels across a broad spectrum of hi-fi categories, from amplifiers, turntables, and tuners to loudspeakers, cassette decks, and phono cartridges. Denon's innovations extend to digital frontiers, such as the world's first practical PCM recorder in the early 1970s, the inaugural CD player in 1981, and early home theater systems with Dolby Digital in 1995. Today, its lineup encompasses AV receivers, headphones, wireless streaming solutions like HEOS, and high-channel processors, blending professional-grade components with consumer accessibility.
Denon holds a commanding position as a mid-to-high-end mainstay in the hi-fi market, revered for its blend of technological firsts, robust build quality, and balanced sound signatures that appeal to discerning enthusiasts. No longer a vintage collector's niche, it competes confidently against premium rivals, backed by over a century of audio leadership and strategic partnerships like its merger with Marantz.
See all Denon listings on RADAR.
![[Used] Denon RC-843 Remote Control Unit - WORKING](https://i.ebayimg.com/images/g/03MAAOSw4RxnPi8u/s-l225.jpg)
