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Onkyo R1 amplifier A-RV401 Tested. Working. cassette deck and red stool are not included. Power output: 100 watts per channel into 8Ω (stereo)Frequency response: 15Hz to 30kHzTotal harmonic distortion: 0.08%Damping factor: 40Input sensitivity: 2.5mV (MM), 150mV (line)Signal to noise ratio: 80dB (MM), 102dB (line)Speaker load impedance: 8Ω (minimum)Video Connections: composite
At US$85, this sits below the 25th percentile of the recent comp set, so versus the obvious alternative of paying around the middle of the market, it reads as a strong deal rather than just a fair buy. With a median at US$120 and 75th percentile at US$200, you’re getting in under the usual entry point for this amp, which leaves room for a proper enthusiast purchase instead of a stretch.
That makes it worth a look if the unit is clean and functions normally: older Onkyo integrateds are generally valued for straightforward, solid-drive two-channel performance and practical everyday use. At this price, the main upside is simply landing a usable, well-regarded amp cheaply; just verify basic operation, that all inputs work, and that the controls are quiet, because age-related wear matters more than cosmetics when the asking price is already this good.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Onkyo traces its roots to postwar Japan, founded in 1946 in Osaka by Takeshi Goda, an engineer at Matsushita Electric who envisioned high-quality Japanese loudspeakers. Initially established as Osaka Denki Onkyo K.K., the company began production in 1948 with the acclaimed ED-100 speaker featuring a 25 cm driver, quickly building a reputation through LP concerts and innovative designs that resonated with audiophiles.
The brand excels in premium home audio, renowned for AV receivers, hi-fi amplifiers, and surround sound speakers that deliver exceptional clarity and power. Its portfolio spans turntables, DACs, headphones, and cables, bolstered by acquisitions like Pioneer's home electronics division in 2015, enabling cutting-edge integrations such as internet radio and high-resolution streaming.
Onkyo holds a solid mid-tier position in the hi-fi market, prized by discerning buyers for reliable performance and value rather than ultra-high-end exotica. Despite bankruptcy challenges in the late 2010s, its revival under new ownership preserves a legacy of technological innovation and pure sound enjoyment, appealing to both vintage enthusiasts and modern home cinema setups.
See all Onkyo listings on RADAR.
