{"title":"Arcam Radia Speakers","description":"\u003cp\u003e\u003cstrong\u003eNintronics is proud to stock the full Arcam Radia Series loudspeaker range\u003c\/strong\u003e - six models engineered to complete the award-winning Radia ecosystem and bring the same level of precision and refinement to your speakers as Arcam's electronics deliver to your system. Comprising two bookshelf speakers (R15, R25), two floorstanders (R35, R45), a dedicated centre channel (R35C), and a powered subwoofer (R25B), the Arcam Radia speaker range is available now from our Welwyn Garden City showroom or online, with expert advice and demonstration available throughout. Built on acoustic technology developed alongside sister brand Revel and backed by HARMAN's world-class anechoic testing facilities, the Radia speakers are designed to work seamlessly with any high-quality hi-fi or home cinema system, and go a step further when paired with Arcam's own Radia amplifiers via the brand's proprietary Anechoic EQ (AEQ). Whether you're building a high-end stereo system around the R45 floorstanders or speccing out a full Dolby Atmos home cinema with the complete Radia speaker package, give us a call and our experts here at Nintronics will be happy to help.\u003c\/p\u003e","products":[{"product_id":"arcam-r15-bookshelf-speaker","title":"Arcam R15 Bookshelf Speaker (Pair)","description":"\u003cstyle\u003e\na {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe ARCAM R15 is the most compact model in the Radia Loudspeaker Series, delivering remarkable precision and refinement in a size that fits effortlessly into any home. Whether placed on a bookshelf, cabinet, or a dedicated stand, the R15 offers an impressively full and engaging sound that belies its footprint.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eAt the heart of the R15 is a 25mm Deep Ceramic Composite (DCC) dome tweeter paired with an advanced Acoustic Lens waveguide. This combination produces smooth, natural high frequencies with excellent dispersion, ensuring a wide and immersive soundstage—even when you’re not sitting perfectly in front of the speakers. A 130mm mid\/bass driver complements the tweeter, providing rich detail, punchy dynamics and an expressive, rhythmic presentation ideal for music lovers seeking clarity and energy.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe cabinet design reflects the Radia Series’ premium craftsmanship, featuring elegantly engineered driver mounts for improved rigidity and airflow, along with a clean, uninterrupted front panel thanks to a hidden fixing system. The Black Walnut finish adds a touch of luxury while supporting excellent acoustic behaviour through solid internal bracing.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eInside, a carefully tuned 2‑way crossover built with high‑quality components ensures seamless integration between drivers, delivering an open, natural and highly engaging listening experience across all genres of music.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003ePerfectly matched with ARCAM amplifiers such as the A5+ or A15+, the R15 brings you closer to your music with an impressively balanced and refined sound in a beautifully compact form.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Arcam","offers":[{"title":"Black","offer_id":57992022589814,"sku":"R15","price":1699.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8750\/2569\/files\/arcam-r15-angle.png?v=1770464819"},{"product_id":"arcam-r25-bookshelf-speaker","title":"Arcam R25 Bookshelf Speaker (Pair)","description":"\u003cstyle\u003e\na {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eArcam Radia R25 Bookshelf Speaker\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe R25 is the larger of the two Radia Series bookshelf loudspeakers, stepping up to a 6.5-inch Micro Ceramic Composite (MCC) cone woofer for greater low-frequency extension and dynamic authority, while retaining the same 1-inch Deep Ceramic Composite (DCC) aluminium dome tweeter and Acoustic Lens waveguide used across the entire Radia range. The result is a bookshelf speaker with noticeably more scale and weight than its smaller sibling, without sacrificing the precision and refinement that define the series.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe two-way crossover is set at 1.7kHz, with the cabinet tuned via a rear-mounted bass-reflex port to deliver a frequency response of 43Hz–40kHz (±6dB). Nominal impedance is 6 ohms, with a sensitivity of 85.5dB at 1M\/2.83V, straightforward to drive with any quality amplifier, and particularly well-matched to Arcam's own Radia electronics.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eInternally, the cabinet is rigidly cross-braced to minimise resonance and keep the presentation clean and controlled. The Black Walnut veneer finish with subtle yellow Radia accents looks at home in both dedicated listening rooms and contemporary living spaces, while magnetic grilles keep the front baffle uncluttered when you want them to.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003ePair the R25 with Arcam's SA35 or SA45 streaming amplifiers and you also unlock Anechoic EQ (AEQ) speaker-specific tuning profiles developed in HARMAN's own anechoic chambers that automatically optimise the amplifier's output for the R25. System-level coherence without the faff.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eA strong performer in medium to large rooms, and an equally capable foundation for a premium home cinema build when partnered with the R35C centre channel, R25B subwoofer, and the incoming Radia AVA amplifiers.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Arcam","offers":[{"title":"Black","offer_id":57992029864310,"sku":"R25","price":2599.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8750\/2569\/files\/arcam-r25-angle.png?v=1770472102"},{"product_id":"arcam-r35-floorstanding-speakers","title":"Arcam R35 Floorstanding Speakers (Pair)","description":"\u003cdiv style=\"font-family: Arial, sans-serif; line-height: 1.7;\"\u003e\n\u003ch1\u003eArcam R35 – Radia Series Floorstanding Loudspeaker\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Arcam R35 brings the refined engineering and elegant design of the Radia Series into a compact floorstanding loudspeaker that delivers impressive musical depth, clarity, and dynamic presence. Designed for listeners who want a powerful yet room‑friendly loudspeaker, the R35 offers a confident, engaging performance that excels in both stereo and home cinema environments.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWith a multi‑driver configuration arranged for seamless integration and wide dispersion, the R35 produces a rich, open soundstage with excellent detail and authority. Its sleek, modern cabinet design features a premium finish, subtle Radia styling, and precision‑engineered construction to reduce resonance and maintain absolute clarity at all volume levels.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWhether paired with Arcam Radia amplifiers or any high‑quality electronics, the R35 delivers a balanced and expressive presentation that makes every piece of music feel immersive and alive. Ideal for medium to larger rooms, it offers the perfect blend of musicality, scale, and elegant contemporary design.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Arcam","offers":[{"title":"Black","offer_id":57992033436022,"sku":"R35","price":3999.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8750\/2569\/files\/arcam-r35-angle.png?v=1770491615"},{"product_id":"arcam-r45-floorstanding-speakers","title":"Arcam R45 Floorstanding Speakers (Pair)","description":"\u003cdiv style=\"font-family: Arial, sans-serif; line-height: 1.85; color: #222;\"\u003e\n\u003ch1 style=\"margin-top: 40px; font-size: 30px; border-bottom: 2px solid #ddd; padding-bottom: 8px;\"\u003eArcam R45 – Flagship Floorstanding Loudspeaker\u003c\/h1\u003e\n\u003cp\u003eThe Arcam R45 is the premier floorstanding model in the Radia Series — a true flagship loudspeaker designed for listeners who demand uncompromised clarity, authority, and refinement. With its beautifully executed Black Walnut finish, precision‑engineered driver array, and advanced acoustic technologies, the R45 delivers a listening experience that feels expansive, detailed, and breathtakingly realistic.\u003c\/p\u003e\n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003ePerformance \u0026amp; Driver Architecture\u003c\/h2\u003e\n\u003cp\u003eAt the core of the R45 is a powerful three‑way driver configuration. Three 165mm (6.5\") Micro Ceramic Composite (MCC) woofers produce deep, controlled bass with exceptional stability, while a dedicated 165mm Deep Ceramic Composite (DCC) midrange driver ensures lifelike presence and vocal clarity. Inverted surrounds and hidden hardware create a clean, uninterrupted front baffle, enhancing both performance and aesthetics.\u003c\/p\u003e\n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eHigh‑Frequency Precision\u003c\/h2\u003e\n\u003cp\u003eA 25mm (1\") DCC dome tweeter sits within Arcam’s Acoustic Lens waveguide, providing smooth treble extension, improved dispersion, and superb off‑axis performance. The result is a wide, immersive soundstage with refined high‑frequency detail that integrates seamlessly with the midrange driver.\u003c\/p\u003e\n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003ePremium Cabinet \u0026amp; Build\u003c\/h2\u003e\n\u003cp\u003eThe R45’s cabinet is finished in luxurious Black Walnut veneer and engineered for acoustic integrity. Internal cross‑bracing reduces resonance, solid aluminium feet provide a stable foundation, and the magnetically attached grille ensures a clean, elegant appearance. Every design element is chosen to elevate both performance and presentation.\u003c\/p\u003e\n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eCrossover \u0026amp; System Synergy\u003c\/h2\u003e\n\u003cp\u003eInside, a precision 3‑way crossover featuring premium components ensures seamless integration between all drivers. The R45 has been voiced to perform at its best with high‑quality amplification, and it pairs exceptionally well with Arcam’s Radia Series electronics for optimal system synergy.\u003c\/p\u003e\n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eA True Flagship Experience\u003c\/h2\u003e\n\u003cp\u003eWith its combination of powerful low‑end authority, expressive midrange clarity, and beautifully open treble, the Arcam R45 offers an experience that feels dynamic, natural, and emotionally engaging. Whether used for high‑end music listening or premium home cinema, the R45 stands as a statement piece — both visually and sonically.\u003c\/p\u003e\n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cul style=\"margin-left: 20px;\"\u003e\n\u003cli\u003eThree 165mm (6.5\") MCC woofers for deep, controlled bass\u003c\/li\u003e\n\u003cli\u003eDedicated 165mm DCC midrange driver for exceptional clarity\u003c\/li\u003e\n\u003cli\u003e25mm DCC dome tweeter with Acoustic Lens waveguide\u003c\/li\u003e\n\u003cli\u003eLuxurious Black Walnut veneer with clean, minimalist styling\u003c\/li\u003e\n\u003cli\u003ePrecision 3‑way crossover with premium components\u003c\/li\u003e\n\u003cli\u003eInternal cross‑bracing for reduced resonance\u003c\/li\u003e\n\u003cli\u003eSolid aluminium feet with optional spikes\u003c\/li\u003e\n\u003cli\u003eMagnetic grille for a seamless, modern appearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Arcam","offers":[{"title":"Black","offer_id":57992037892470,"sku":null,"price":5999.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8750\/2569\/files\/arcam-r45-angle.png?v=1770492754"},{"product_id":"arcam-r35c-centre-channel","title":"Arcam R35C Centre Channel","description":"\u003ch2 style=\"font-family: Arial, sans-serif; line-height: 1.85; color: #222;\"\u003e Arcam R35C – Radia Series Centre Channel Loudspeaker\u003c\/h2\u003e\n\u003cdiv style=\"font-family: Arial, sans-serif; line-height: 1.85; color: #222;\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e    The Arcam R35C is the dedicated centre channel loudspeaker of the Radia Series, designed to anchor     dialogue, vocals, and on‑screen action with exceptional clarity and authority. Built to integrate     seamlessly with the entire Radia lineup, the R35C brings precision, tonal accuracy, and a refined     acoustic character to any high‑quality home cinema system.  \u003c\/p\u003e\n \n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eAcoustic Architecture\u003c\/h2\u003e\n \n\u003cp\u003e    At its core, the R35C employs a high‑performance driver configuration optimised for dialogue     intelligibility and tonal matching with the R25, R35, and R45 models. Twin 130mm (5.25\") Micro Ceramic     Composite (MCC) mid‑bass drivers flank a 25mm (1\") Deep Ceramic Composite (DCC) dome tweeter housed     within Arcam’s Acoustic Lens waveguide. This arrangement ensures wide horizontal dispersion,     controlled vertical directivity, and crisp, articulate delivery of voices and cinematic detail.  \u003c\/p\u003e\n \n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eRefined Cabinet Design\u003c\/h2\u003e\n \n\u003cp\u003e    The cabinet is finished in the Radia Series’ signature Black Walnut veneer, complemented by subtle     yellow detailing. Internal bracing minimises enclosure resonance, while the magnetically attached     grille preserves a clean and modern aesthetic. Its low-profile front baffle allows for flexible     placement in AV furniture, open stands, or dedicated shelves.  \u003c\/p\u003e\n \n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eEngineered for Seamless System Integration\u003c\/h2\u003e\n \n\u003cp\u003e    Purpose‑voiced for centre‑channel performance, the R35C is an ideal match for Radia Series     floorstanders and bookshelf models, ensuring consistency in tonal balance and dynamic presentation     across the entire soundstage. When paired with compatible Arcam Radia electronics, system synergy is     further enhanced for an even more coherent cinematic experience.  \u003c\/p\u003e\n \n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003ePerformance \u0026amp; Sound\u003c\/h2\u003e\n \n\u003cp\u003e    From quiet dialogue to explosive effects, the R35C maintains accuracy, composure, and clarity. Voices     sound lifelike and natural, effects are precisely anchored, and the overall presentation integrates     seamlessly with your front‑stage loudspeakers. Whether for films, series, or gaming, the R35C     delivers dependable, expressive centre‑channel performance.  \u003c\/p\u003e\n \n\u003ch2 style=\"margin-top: 40px; font-size: 22px;\"\u003eKey Features\u003c\/h2\u003e\n \n\u003cul style=\"margin-left: 20px;\"\u003e\n\u003cli\u003e   \u003c\/li\u003e\n\u003cli\u003eTwin 130mm (5.25\") MCC mid‑bass drivers for powerful, controlled output\u003c\/li\u003e\n\u003cli\u003e   \u003c\/li\u003e\n\u003cli\u003e25mm (1\") DCC aluminium dome tweeter with Acoustic Lens waveguide\u003c\/li\u003e\n\u003cli\u003e   \u003c\/li\u003e\n\u003cli\u003eOptimised centre‑channel voicing for outstanding dialogue intelligibility\u003c\/li\u003e\n\u003cli\u003e   \u003c\/li\u003e\n\u003cli\u003eBlack Walnut veneer with Radia signature yellow accent\u003c\/li\u003e\n\u003cli\u003e   \u003c\/li\u003e\n\u003cli\u003eRigid internal bracing for low resonance performance\u003c\/li\u003e\n\u003cli\u003e   \u003c\/li\u003e\n\u003cli\u003eMagnetic grille for a clean, seamless front profile\u003c\/li\u003e\n\u003cli\u003e   \u003c\/li\u003e\n\u003cli\u003ePerfect tonal match for the Radia Series R25, R35, and R45\u003c\/li\u003e\n\u003cli\u003e \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Arcam","offers":[{"title":"Black","offer_id":57992039956854,"sku":"R35C","price":1699.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8750\/2569\/files\/arcam-r35c-angle.png?v=1770494971"},{"product_id":"arcam-radia-r25b-subwoofer","title":"Arcam Radia R25B Subwoofer","description":"\u003cp\u003eThe Arcam Radia R25B Subwoofer is designed to provide the low-frequency foundation that completes a Radia loudspeaker system. Created to integrate seamlessly with Radia bookshelf, floorstanding, and centre speakers, it adds depth, scale, and authority without overwhelming the character of the main channels.\u003c\/p\u003e\n\u003cp\u003eThe R25B is tuned to deliver bass that feels controlled and musical, supporting both subtle detail and cinematic impact. Whether enhancing the weight of orchestral recordings or reinforcing the atmosphere of film soundtracks, it brings a sense of realism and immersion to every listening experience.\u003c\/p\u003e\n\u003cp\u003eIts balanced approach ensures bass performance that complements the system as a whole, maintaining clarity and cohesion across the full frequency range.\u003c\/p\u003e\n\u003ch4\u003eHigh Excursion Driver Performance\u003c\/h4\u003e\n\u003cp\u003eAt the heart of the Radia R25B is a 250mm coated fibre composite cone driver, designed for high excursion and low distortion operation. Mounted within a rigid cast aluminium frame, the driver delivers deep bass extension with control and consistency.\u003c\/p\u003e\n\u003cp\u003eThe material choice supports stiffness and damping, allowing the cone to move accurately even during demanding passages. This precision helps preserve texture and timing in low-frequency information, ensuring bass notes sound defined rather than exaggerated.\u003c\/p\u003e\n\u003cp\u003eThe driver is capable of reproducing both the subtle resonance of acoustic instruments and the physical impact required for modern film soundtracks, providing a solid and confident low end that enhances the overall performance of the system.\u003c\/p\u003e\n\u003ch4\u003ePower and Dynamic Control\u003c\/h4\u003e\n\u003cp\u003eThe R25B is powered by a 750-watt RMS Class D amplifier, providing substantial headroom and dynamic capability. This amplification allows the subwoofer to respond quickly to changes in signal, maintaining control during complex or high-energy content.\u003c\/p\u003e\n\u003cp\u003eThe amplifier is designed to deliver consistent performance while operating efficiently, supporting extended listening sessions without strain. This combination of power and control ensures that bass remains composed and articulate, even at higher playback levels.\u003c\/p\u003e\n\u003cp\u003eBy matching output capability with the demands of Radia loudspeakers, the R25B reinforces the system with authority while preserving balance and musical integrity across a wide range of material.\u003c\/p\u003e\n\u003ch4\u003eEnclosure Design and Integration\u003c\/h4\u003e\n\u003cp\u003eThe bass reflex enclosure of the Radia R25B is carefully tuned to support deep bass extension while maintaining accuracy and speed. Its design allows the subwoofer to integrate smoothly into a variety of room sizes and system configurations.\u003c\/p\u003e\n\u003cp\u003eUser-adjustable volume, crossover, and phase controls provide flexibility during setup, making it easier to achieve a seamless handover between the subwoofer and main speakers. This adjustability helps ensure that bass energy is evenly distributed and well aligned with the rest of the system.\u003c\/p\u003e\n\u003cp\u003eThe result is a coherent presentation where low frequencies support the music and soundtrack naturally, rather than drawing attention to themselves.\u003c\/p\u003e\n\u003ch4\u003eConstruction and Visual Consistency\u003c\/h4\u003e\n\u003cp\u003eFinished in Black Walnut veneer, the Radia R25B matches the visual identity of the wider Radia loudspeaker range. The cabinet is designed to minimise unwanted resonance while maintaining a refined appearance suitable for modern living spaces.\u003c\/p\u003e\n\u003cp\u003eAn inverted surround and concealed hardware contribute to a clean exterior while also reducing high-frequency cabinet diffraction. A magnetically attached grille completes the design, allowing flexibility without visible fixings.\u003c\/p\u003e\n\u003cp\u003eEvery aspect of the construction reflects a balance between acoustic performance and understated aesthetics. This ensures the R25B integrates visually as well as sonically, maintaining consistency across a complete Radia system.\u003c\/p\u003e\n\u003ch4\u003ePosition Within the Radia Range\u003c\/h4\u003e\n\u003cp\u003eWithin the Radia loudspeaker range, the R25B occupies a dedicated role as the sole subwoofer model. It is designed to partner directly with all Radia speakers, from the compact R15 bookshelf model to the flagship R45 floorstanders.\u003c\/p\u003e\n\u003cp\u003ePositioned to enhance both stereo and multi-channel systems, the R25B adds scale and low-frequency extension where required, without altering the core tonal balance of the system. It is an essential component for listeners seeking a full-range Radia experience, particularly in home cinema applications.\u003c\/p\u003e\n\u003cp\u003eAs part of the wider Radia family, the R25B completes the range with controlled, musical, and purposeful bass performance.\u003c\/p\u003e","brand":"Arcam","offers":[{"title":"Black","offer_id":57992061550966,"sku":"R25B","price":2599.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8750\/2569\/files\/arcam-radia-r25b-subwoofer1.jpg?v=1780312054"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8750\/2569\/collections\/arcam-r25-angle.png?v=1782567304","url":"https:\/\/nintronics.co.uk\/collections\/arcam-radia-speakers.oembed","provider":"Nintronics UK","version":"1.0","type":"link"}