Fyne Audio F500S Bookshelf Speakers

The Fyne Audio F500S is the standmount entry point into the S Series — and the clearest demonstration of what separates Fyne Audio's engineering approach from every conventional two-way bookshelf speaker at this price. Built around a 150mm IsoFlare point-source driver with a 25mm magnesium dome compression tweeter, housed in a high-rigidity MDF cabinet with extensive internal bracing, the F500S delivers the coherence, imaging stability, and off-axis consistency that define the IsoFlare concept — in a compact standmount format that suits a wide range of rooms and systems. It is available in Black Oak, Natural Walnut, and Piano Gloss Black: real wood veneer finishes that are a genuine step above the vinyl of the E Series, and a clear statement of where the S Series positions itself within the Fyne Audio range.

IsoFlare Point-Source Driver Technology

The IsoFlare driver is the defining engineering decision in every Fyne Audio loudspeaker. In the F500S, a 150mm multi-fibre cone with FyneFlute roll surround carries a 25mm magnesium dome compression tweeter at its centre — both drivers sharing a single axis, radiating sound from precisely the same point in space. This point-source geometry delivers consistent time alignment across the entire listening area and off-axis coherence that no physically separated driver arrangement can replicate. The magnesium dome is stiffer and lighter than titanium — the material used in the E Series — which reduces resonance in the critical presence band and contributes directly to the F500S's resolving, detailed midrange character. High-frequency extension reaches 34kHz, supported by a neodymium HF magnet and vented rear chamber behind the compression driver.

BassTrax and the Downfiring Port System

The F500S loads its downfiring port through a BassTrax Tractrix diffuser integrated into the base of the cabinet. The Tractrix profile maintains a consistent expansion angle as bass energy leaves the port, reducing reflections and smoothing the transition between the cabinet's bass output and the room. The practical consequence is meaningfully better placement flexibility than a conventional rear-ported standmount of comparable size — the F500S is less sensitive to floor-boundary effects and less critical of the distance between the rear of the cabinet and the wall behind it. Bass extension of 45Hz from a cabinet at these dimensions is the direct result of this loading approach.

Presence Control

A rear-facing presence switch provides ±3dB adjustment between 2.5kHz and 5.0kHz — the frequency range that governs the perceived forwardness or warmth of a speaker's character. It is a precise and practical tool for adapting the F500S to different rooms and partnering equipment without recourse to external equalisation. The adjustment is immediately audible but does not alter the fundamental character of the speaker — it shifts the tonal balance rather than changing what the IsoFlare driver does.

Cabinet Construction

The high-rigidity MDF cabinet with extensive internal bracing is finished in real wood veneers — Black Oak and Natural Walnut — or Piano Gloss Black. These are a meaningful step up from the vinyl finishes of the E Series, and the real wood veneers in particular give the F500S a quality of surface finish that is unusual at this price point. The S Series is the level at which Fyne Audio's cabinet quality begins to reflect the ambition of the drivers inside it.

Technical Specifications

Who Is It For?

The F500S suits a listener who wants the IsoFlare point-source experience in a compact standmount with real wood veneer finish options — either because their room demands a smaller speaker, or because they are building a system where standmounts are the preferred form. The 89dB sensitivity and 8Ω impedance are easy for most integrated amplifiers; 30 watts is workable in a smaller room, though the speaker will reward better amplification as the system develops. The presence control is genuinely useful for rooms where the speaker ends up closer to the rear wall than is ideal.

For those who want more bass reach and a larger driver in a floorstanding enclosure, the F501S is the natural next step — a 2.5-way floorstander using the same IsoFlare driver format in a taller cabinet. Those building a cinema system around the F500S should consider the F500S LCR as a matched centre channel. The Fyne Audio Vintage Five is the natural comparison for buyers drawn to a heritage aesthetic at a similar price, and the F5S is worth considering for those who want the SP-adjacent specification in a compact standmount format.

Buying from Martins Hi-Fi

Martins Hi-Fi has been in Norwich since 1968. Elizabeth Gould runs the business today, and we stock only brands we have heard properly and stand behind. The F500S is available to hear in our Norwich showroom — call ahead and we will have it set up for you.

When you get in touch, you'll be speaking with Dave, Chris and Tim — experienced specialists who can advise on this product and your whole system.

Contact us at info@martinshifi.co.uk, call 01603 627010, or WhatsApp on 07554 687137. You can read more about how we work on our Why Martins Hi-Fi page. We are at 85–91 Ber Street, Norwich, NR1 3EY.