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At £2,047, this Musical Fidelity KW 550 is a genuine bargain compared to the obvious alternative of paying £2,400–£2,475 for boxed units in very good condition. The asking price sits well below your database’s 25th percentile of £2,272, making it a strong deal that rewards the buyer immediately.
The KW 550 is highly regarded for its hybrid design delivering 550W per channel, easily driving demanding speakers while retaining the warmth of tube sound. It’s known to perform like an amp costing up to £15,000 when properly set up, and at this price, it offers massive upside for any enthusiast seeking power and refinement without the new-unit cost. With no condition flags and a price that screams opportunity, this is a clear buy.
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.
eBay UK
GB
eBay UK
GB
StereoNET
audio-markt.de
Good
audio-markt.de
Good
eBay UK
