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At £110, this looks like a very good buy for a Musical Fidelity P140. Typical asking levels I found for the model cluster much higher, with examples around £230-£300 on the low end and a well-known UK dealer listing at £750, so £110 sits well below the usual used market and reads as a bargain.
That makes it attractive for the sound alone: these old Musical Fidelity power amps have a solid reputation for a punchy, open presentation and plenty of drive, especially if you want an unfussy power amp with real hi-fi credentials. At this price, the main upside is simple value, but do make sure it powers up cleanly and hasn’t been sitting unused for years; with age, a service check is never a bad idea, though nothing here suggests the listing itself is a red flag.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Musical Fidelity, a British hi-fi icon, traces its roots to 1982 when clarinettist and audio enthusiast Antony Michaelson founded the company in London. Disillusioned with the sound quality of existing gear after his stint at predecessor Michaelson & Austin, he handcrafted his debut product—a minimalist preamplifier dubbed "The Preamp"—on his kitchen table. Paired with the quirky Dr. Thomas power amplifier, these designs disrupted the market with their bold aesthetics and sonic punch, establishing Michaelson’s experimental ethos from the outset.
The brand has long centered on amplifiers as its cornerstone, spanning integrated, power, phono, headphone, and preamp models renowned for Class-AB topology and innovative touches like Nuvistor tubes. It expanded into streaming players, DACs, CD players, Bluetooth receivers, all-in-one systems, and even headphones and turntables, always prioritizing musicality over convention. Unconventional industrial designs, from curved heatsinks to sculptural panels, became signatures, influencing competitors.
Positioned firmly in the high-end arena, Musical Fidelity commands respect among discerning audiophiles for its value-driven performance and soulful sound. Iconic models like the A1 and F-series endure as collector favorites, blending accessibility with premium engineering. Acquired by Austria’s Audio Tuning in 2018, it continues evolving under new stewardship while honoring its heritage as a boutique force in British hi-fi.
See all Musical Fidelity listings on RADAR.
