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At £200, this used Pioneer A-400 sits right at the fair price point, matching the median of £198 from seven recent GBP listings, with the 25th percentile at £166 and 75th at £201. It is not a bargain but a solid, no-surprise deal for a well-regarded integrated amplifier that originally cost around £599 in 1991.
The A-400 is prized for its surprising power output that belies its 60-watt rating, making it excellent for driving high-efficiency speakers like Mission, Tannoy, or Wharfedale. Its Japanese build quality and classic tonal balance offer meaningful upside for buyers seeking a reliable, vintage hi-fi core without modern gimmicks. This clean listing represents a genuine buying opportunity for enthusiasts who value performance over price.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Pioneer traces its roots to 1937 in Tokyo, Japan, when founder Nozomu Matsumoto, inspired by the thrill of imported hi-fi speakers, developed the A-8 dynamic speaker and launched a radio and speaker repair shop. The business formalized as Fukuin Shokai Denki Seisakusho in 1938, evolving into Pioneer Corporation and embodying Matsumoto's philosophy of "Move the Heart and Touch the Soul" through audio innovation.
The brand excels across diverse hi-fi categories, pioneering Japan's first headphones in 1960 with the SE-1 and the world's first component-based stereo system in 1965 via the PSC-5A. Pioneer's portfolio spans amplifiers, speakers, turntables, and DACs, alongside landmark car audio advancements like the 1975 Supertuner-equipped stereo and the 1986 in-car CD player, blending home and automotive excellence.
Today, Pioneer holds a commanding mid-to-high-tier position in the market, revered for reliable, performance-driven gear that balances premium quality with accessibility. Its vintage components attract collectors, while current offerings appeal to discerning buyers seeking robust, innovative sound reproduction without boutique excess.
See all Pioneer listings on RADAR.
