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Our Thoughts RADAR AI

Should you grab it at US$338? Yes — that sits in the fair-to-good zone for a Meridian 518, not a premium ask. Recent used examples cluster around roughly US$250–US$550, with sold listings around US$300 and some cleaner or dealer-priced units reaching the mid-US$500s, so this listing is priced reasonably if it’s working properly and not missing anything important.

The 518 is well regarded as a digital preamp/processor with Meridian’s strong clocking, digital volume control, and source handling, so it can still make sense in a serious all-digital setup. The upside is that these don’t turn up every day, and a clean, fully functional unit with the right accessories is more attractive than the average vintage processor. At this price, I’d mainly want confirmation that it powers up, locks reliably, and includes any needed remote or documentation.

Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.

About Meridian

Meridian Audio, founded in 1977 in Cambridgeshire, England, by industrial designer Allen Boothroyd and engineer Bob Stuart, emerged as a trailblazer in high-end audio. From its inception as Boothroyd Stuart, the company quickly distinguished itself through relentless innovation, pioneering digital signal processing (DSP) and becoming the first to deliver high-resolution digital active loudspeakers for domestic use, such as the groundbreaking M1 and D600 models.

The brand's product focus centers on premium home audio systems, including DSP loudspeakers with integrated amplification, active speakers, and high-resolution components engineered for superior sound fidelity. While rooted in hi-fi excellence, Meridian has masterfully expanded into bespoke automotive audio, crafting immersive systems for luxury marques like Land Rover, Jaguar, and McLaren, with signature 3D surround setups featuring up to 23 speakers tailored to vehicle acoustics.

Positioned firmly in the high-end market, Meridian commands respect among discerning audiophiles for its British-engineered precision, over 350 industry awards, and museum-worthy designs exhibited at the Victoria and Albert Museum and MoMA. It remains a benchmark for acoustic innovation, blending heritage craftsmanship with forward-thinking technology across home and automotive realms.

See all Meridian listings on RADAR.

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