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Bought this mistakenly NOS (2016) for my modern integrated amplifier without doing my research. Only afterward i realised it is actually not compatible with my amplifier. Beautiful mesh plate. Highly praisedReplaces 5u4G , 274b compatible amplifier.
At A$140, this sits well below the A$197 median and even under the A$95 to A$416 middle band, so it reads as a solid-to-strong buy rather than a speculative ask. For a used valve-based Fidelity Research piece, that’s a sensible entry point if the unit is complete and functioning as described.
The appeal here is straightforward: these are the kind of tubes/parts that attract enthusiasts for their tonal character and tube-rolling flexibility, and pricing leaves room for any needed testing or replacement. The main thing to verify is actual condition and provenance, since valves can vary a lot in remaining life; if the listing includes matched testing, low hours, or original packaging, that makes it even better value.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Fidelity Research emerged from Tokyo in 1964, founded by Isamu Ikeda amid Japan's postwar audio boom. The company quickly established itself as a precision engineering powerhouse, focusing on analog playback components during the golden age of vinyl. Operating until around 1984, it embodied the meticulous craftsmanship that defined high-end Japanese hi-fi, with designs that prioritized sonic purity and mechanical innovation.
The brand specialized in moving-coil (MC) phono cartridges and tonearms, earning acclaim for models like the MC-202 cartridge and the iconic FR-64 and FR-66 series. These products featured advanced materials such as stainless steel and specialized alloys, delivering exceptional tracking, detail retrieval, and dynamics. While not venturing into amplifiers, speakers, or digital gear like DACs, Fidelity Research honed a narrow but masterful niche in turntable essentials.
Today, Fidelity Research holds vintage-collector status among discerning audiophiles, revered for its high-end analog prowess. Once priced at premiums like $495 for top tonearms, its gear commands cult following in the used market, prized for timeless transparency and build quality that rivals modern boutique offerings. For vinyl enthusiasts seeking uncompromised heritage, it remains a benchmark.
See all Fidelity Research listings on RADAR.
