RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
At £94 GBP, this Denon DN-A100 sits exactly at the 75th percentile of recent UK asking prices, making it an ambitious but not unreasonable offer compared to the £73 GBP median and £61 GBP 25th percentile floor. While not a bargain, the price reflects the upper end of the current market for this model, so buyers should expect pristine condition or added value to justify it.
The DN-A100 is a respected professional integrated amplifier known for robust 84 dB dynamic range and solid connectivity for CD, tuner, and tape sources, making it a versatile choice for serious listening. Its main upside lies in its professional-grade build and rarity in the used market; however, given the asking price is at the 75th percentile, verify the selection IC (a known failure point on this unit) and confirm all inputs function before committing. If the amp is fully tested and includes original accessories, it remains a worthwhile buy for enthusiasts seeking reliable, high-current performance.
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.
