{"product_id":"arcam-radia-r25b-premium-750-watt-10-inch-subwoofer-black","title":"Arcam Radia R25B Premium 750 Watt 10 Inch Subwoofer Black","description":"\u003ch2\u003e\u003cstrong\u003eArcam Radia R25B – Premium 750W 10” High Excursion with Class D Amplification Subwoofer (Black)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Arcam R25B is built to be the heartbeat of any Radia system, adding scale, depth and authority to your music and movies. Designed to partner perfectly with Arcam’s Radia speakers and home cinema amplifiers, this powerful yet relatively compact subwoofer brings a solid foundation to your sound without overpowering the room.\u003c\/p\u003e\n\u003cp\u003eWhether you’re enjoying a cinematic soundtrack or a tightly produced studio recording, the R25B delivers bass that feels controlled, purposeful and deeply immersive.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eDeep, Controlled Bass from a High-Excursion 10” Driver\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAt the core of the R25B is a \u003cstrong\u003e250mm (10-inch) high-excursion woofer\u003c\/strong\u003e, built using a coated fibre-composite cone. This lightweight yet rigid construction allows the driver to move freely and accurately, even at higher volumes, helping to reduce distortion while maintaining punch and clarity.\u003c\/p\u003e\n\u003cp\u003eMounted within a rigid cast aluminium chassis, the driver is capable of reaching impressively low frequencies – down to 26Hz – giving your system the kind of weight and scale that transforms both film and music playback.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003e750 Watts of Class D Power\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eDriving the woofer is a \u003cstrong\u003e750 watt RMS Class D amplifier\u003c\/strong\u003e (1,500 watts peak). This high-efficiency digital amplification provides excellent grip and control, ensuring bass notes start and stop cleanly. The result is not just loud bass, but precise, well-defined low frequencies with real dynamic impact.\u003c\/p\u003e\n\u003cp\u003eFrom subtle atmospheric effects to full-scale action sequences, the R25B delivers confident low-end performance with plenty of headroom.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eTuned for Seamless System Integration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe R25B is designed for easy integration into both dedicated Radia setups and mixed systems. Adjustable \u003cstrong\u003evolume, crossover and phase controls\u003c\/strong\u003e allow you to fine-tune performance to suit your room and main speakers.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMatch the bass level to your space\u003c\/li\u003e\n\u003cli\u003eBlend smoothly with bookshelf or floorstanding speakers\u003c\/li\u003e\n\u003cli\u003eOptimise timing with switchable phase control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts bass-reflex tuned enclosure further enhances low-frequency extension while maintaining composure and balance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eRefined Design to Match the Radia Series\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eVisually, the R25B mirrors the clean, modern styling of the Radia range. Attention to detail extends beyond aesthetics:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInverted surround and trim ring cover\u003c\/strong\u003e to conceal fixings and reduce cabinet diffraction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetically attached grille\u003c\/strong\u003e for a neat, uninterrupted front profile\u003c\/li\u003e\n\u003cli\u003ePremium black finish for a discreet, elegant presence\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eIt’s a subwoofer that looks as refined as it sounds.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eThe Perfect Foundation for Your Radia System\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIf you’re building or upgrading a Radia speaker system, the Arcam Radia R25B is the natural low-frequency partner. It adds depth, scale and authority without compromising control, helping your system deliver a more complete and engaging performance.\u003c\/p\u003e\n\u003cp data-is-last-node=\"\" data-is-only-node=\"\"\u003eFor music lovers and home cinema enthusiasts alike, the R25B brings every rhythm, impact and cinematic moment to life — with power you can feel and precision you can trust.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral\u003c\/strong\u003e\u003cbr\u003e- Type: Subwoofer\u003cbr\u003e- Cabinet finish: Black natural walnut veneer\u003cbr\u003e- Enclosure tuning: Bass-reflex via rear-mounted port\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDriver and Amplification\u003c\/strong\u003e\u003cbr\u003e- Driver: 250 mm (10 in) coated fibre-composite cone driver in a cast aluminium frame\u003cbr\u003e- Amplifier power: 750 W RMS \/ 1500 W peak power\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudio\u003c\/strong\u003e\u003cbr\u003e- Crossover frequencies: 50 Hz–150 Hz (variable), 24 dB\/octave\u003cbr\u003e- Frequency response (±6 dB): 26 Hz–150 Hz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInputs and Controls\u003c\/strong\u003e\u003cbr\u003e- Inputs: RCA LFE\/line level, 3.5 mm 12 V trigger\u003cbr\u003e- Controls: Auto power, crossover, level, phase\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003cbr\u003e- Mains voltage (V\/Hz): 100–120 V or 220–240 V, 50–60 Hz\u003cbr\u003e- Power consumption: 205 W\u003cbr\u003e- Standby power consumption: \u0026lt;0.5 W\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions and Weight\u003c\/strong\u003e\u003cbr\u003e- Dimensions (W x D x H): 430 x 437 x 377 mm (16.9 x 17.2 x 14.8 in)\u003cbr\u003e- Product weight (each): 27.8 kg (61.3 lbs)\u003cbr\u003e- Shipping weight: 35.2 kg (77.6 lbs)\u003cbr\u003e- Shipping units of measure: Each\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"body-search-keyword\"\u003eArcam Radia R25B Premium 750 Watt 10 Inch Subwoofer Black, Arcam, Radia, R25B, Premium, 750, Watt, 10, Inch, Subwoofer, Black, arcam R25b, arcam sub, arcam subwoofer, arcam radia subwoofer\u003c\/span\u003e\u003c\/p\u003e","brand":"Mitchell Acoustics","offers":[{"title":"Default Title","offer_id":53829429657943,"sku":"2000000248","price":779.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1025\/6675\/6695\/files\/arcam-radia-r25b-premium-750-watt-10-inch-subwoofer-black-1228282018.jpg?v=1781852139","url":"https:\/\/kitchelab.store\/products\/arcam-radia-r25b-premium-750-watt-10-inch-subwoofer-black","provider":"Kitchelab","version":"1.0","type":"link"}