{"title":"UK-ROOTMASTER SERIES","description":"\u003cp\u003eAshdown’s Rootmaster range delivers the punch, flexibility and reliability of their pro touring rigs in a lightweight, gig‑friendly package that’s built for real‑world working bassists. Compact Class D heads and combos offer up to 800 watts of power, fronted by a versatile preamp with 5‑band EQ, Shape switch, onboard compressor, tube‑emulated drive and Ashdown’s signature Sub‑Harmonic generator for extra low‑end authority when you need it. With silent‑practice headphone capability, line in for jamming, DI and FX loop on the back, plus slim, efficient cabs voiced with White Line speakers, the Rootmaster series truly earns its place as the go‑to modern workhorse for players who want big Ashdown tone without the back‑breaking weight.\u003cbr\u003e\u003c\/p\u003e","products":[{"product_id":"uk-abm-810h-evo-iv","title":"UK-ABM-810H-EVO IV","description":"\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003ePlease note: All UK Made Ashdown products are built to order. Lead times and estimated delivery dates are subject to change due to production schedules and component availability. For the latest estimated delivery time, please contact our team directly before placing your order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003eFor more information, please email: info@ashdownmusic.co.uk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eBuilt to dominate the largest venues and stages, the ABM-810H-EVO IV delivers 2000W of AES-rated power through eight 10” CIARE ceramic speakers. Its 4 Ohm load ensures maximum output from your amp, while a 105dB sensitivity rating provides blistering efficiency and projection.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eEngineered for complete tonal authority with tight lows and rich overtones, it features vertical driver alignment, durable construction, and Neutrik SpeakOn connections. It’s the top-tier choice for bassists who won’t settle for anything less than seismic sound and road-ready reliability.\u003c\/p\u003e","brand":"Ashdown Engineering","offers":[{"title":"Default Title","offer_id":55585881457026,"sku":"UK-ABM-810H-EVO-IV","price":2299.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/files\/FRONT_UK-ABM-810H-EVO.jpg?v=1755798533"},{"product_id":"uk-abm-410h-evo-iv","title":"UK-ABM-410H-EVO IV","description":"\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003ePlease note: All UK Made Ashdown products are built to order. Lead times and estimated delivery dates are subject to change due to production schedules and component availability. For the latest estimated delivery time, please contact our team directly before placing your order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003eFor more information, please email: info@ashdownmusic.co.uk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eA tried and true configuration reimagined for modern performance, the UK-ABM-410H-EVO IV features four 10” CIARRE ceramic speakers pushing 1000W AES at 8 Ohms. It boasts a high 102dB sensitivity for enormous stage projection and dynamic detail. Designed for solid-rock lows and crisp transients, it suits rock, pop, funk, and more!\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eThe cabinet’s solid build, 340mm tuned depth, and professional Neutrik SpeakOn connectivity make it a cornerstone of the UK ABM EVO IV range.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eUse it alone or stack it with at 115 for a wide-spectrum gig.\u003c\/p\u003e","brand":"Ashdown Engineering","offers":[{"title":"Default Title","offer_id":55585881489794,"sku":"UK-ABM-410H-EVO-IV","price":1249.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/files\/FRONT_UK-ABM-410H-EVO.jpg?v=1755799751"},{"product_id":"uk-abm-210h-evo-iv","title":"UK-ABM-210H-EVO IV","description":"\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003ePlease note: All UK Made Ashdown products are built to order. Lead times and estimated delivery dates are subject to change due to production schedules and component availability. For the latest estimated delivery time, please contact our team directly before placing your order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003eFor more information, please email: info@ashdownmusic.co.uk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eThe UK-ABM-210H-EVO IV is your ideal 2x10” solution when articulation and versatility matter. Featuring two 10” CIARE ceramic speakers, this cab handles 500W AES at 8 Ohms with 99dB sensitivity, offering rapid response and dynamic control. It’s excellent for funk, pop, jazz, or rock players who want clarity and punch in a portable format.\u003cbr\u003eUse it as a standalone cab for small to medium venues or pair it with a 1x15” for a full-range rig.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eConstructed with durability in mind and finished with Neutrik SpeakOn connectors, this cab fits seamlessly into any Ashdown ABM or Rootmaster setup.\u003c\/p\u003e","brand":"Ashdown Engineering","offers":[{"title":"Default Title","offer_id":55585881784706,"sku":"UK-ABM-210H-EVO-IV","price":879.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/files\/UK-ABM-210H-EVOIV_0003_Layer1.jpg?v=1755802482"},{"product_id":"uk-abm-115h-evo-iv","title":"UK-ABM-115H-EVO IV","description":"\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003ePlease note: All UK Made Ashdown products are built to order. Lead times and estimated delivery dates are subject to change due to production schedules and component availability. For the latest estimated delivery time, please contact our team directly before placing your order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003eFor more information, please email: info@ashdownmusic.co.uk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003ePerfect for bassists who need tight, impactful lows without sacrificing clarity, the UK-ABM-115-EVO IV features a 15” CIARE ceramic speaker capable of handling 500W AES power at 8 Ohms. It’s voiced for full-bodied tone with a wide dynamic range, delivering a natural, vintage-inspired character. With high-efficiency 98dB sensitivity and a rugged, tour-ready design, it works seamlessly with both ABM and Rootmaster amp heads.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eNeutrik SpeakOn connectors ensure maximum signal reliability, while the compact footprint makes this a flexible choice for stage and studio alike.\u003c\/p\u003e","brand":"Ashdown Engineering","offers":[{"title":"Default Title","offer_id":55585882112386,"sku":"UK-ABM-115H-EVO-IV","price":849.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/files\/UK-ABM-115H-EVOIV_0003_Layer1.jpg?v=1755803607"},{"product_id":"uk-abm-112h-evo-iv","title":"UK-ABM-112H-EVO IV","description":"\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003ePlease note: All UK Made Ashdown products are built to order. Lead times and estimated delivery dates are subject to change due to production schedules and component availability. For the latest estimated delivery time, please contact our team directly before placing your order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003eFor more information, please email: info@ashdownmusic.co.uk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eThe UK-ABM-112H-EVO IV packs serious tone into a lightweight cabinet format. Outfitted with a 12” CIARE ceramic driver, this cab delivers 300W AES at 8 Ohms with a 98dB sensitivity, making it perfect for rehearsals, smaller gigs, or pairing with other cabs for a modular setup. It offers tight, focused bass with excellent midrange articulation, ideal for funk, jazz, and indie players. Neutrik SpeakOn connectors ensure reliable connectivity, and the build quality reflects Ashdown’s commitment to professional-grade gear.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003eCompatible with ABM and Rootmaster amp heads, it’s a great standalone option or stack partner.\u003c\/p\u003e","brand":"Ashdown Engineering","offers":[{"title":"Default Title","offer_id":55585882243458,"sku":"UK-ABM-112H-EVO-IV","price":799.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/files\/UK-ABM-112H-EVOIV_0003_Layer1.jpg?v=1755804370"},{"product_id":"uk-rbm-800","title":"UK-RBM-800","description":"\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003ePlease note: All UK Made Ashdown products are built to order. Lead times and estimated delivery dates are subject to change due to production schedules and component availability. For the latest estimated delivery time, please contact our team directly before placing your order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003eFor more information, please email: info@ashdownmusic.co.uk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cspan class=\"eop\"\u003e\u003cspan style=\"font-family: 'Calibri',sans-serif; color: black; background: white;\"\u003eThe UK-RBM-800 (Rootmaster Bass Magnifier) is a UK-built, lightweight 800-watt bass head finished in striking Ice Blue. Designed to magnify you bass tone with clarity and power, it features Ashdown’s signature Sub-Harmonic Generator, smooth onboard Compression, responsive Overdrive, and versatile FX Loop, Headphone Out, DI, and an analogue Ashdown Cab Sim SI. Compact yet commanding, it delivers reliable performance and unmistakable Ashdown character on stage, in the studio, or at home.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Ashdown Engineering","offers":[{"title":"Default Title","offer_id":56162401354114,"sku":null,"price":899.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/files\/UK-RBM-800_0003_8.jpg?v=1776250960"},{"product_id":"uk-rbm-500","title":"UK-RBM-500","description":"\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003ePlease note: All UK Made Ashdown products are built to order. Lead times and estimated delivery dates are subject to change due to production schedules and component availability. For the latest estimated delivery time, please contact our team directly before placing your order.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cstrong\u003eFor more information, please email: info@ashdownmusic.co.uk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cspan class=\"eop\"\u003e\u003cspan style=\"font-family: 'Calibri',sans-serif; color: black; background: white;\"\u003eThe Ashdown UK-RBM-500 (Rootmaster Bass Magnifier) is a UK-built, Ice Blue lightweight 500 watt bass head crafted for players who want punchy performance in a highly portable format. Equipped with Sub-Harmonic Generator, smooth Compression, expressive Valve-Emulated Overdrive, a useful FX Loop, and both DI and Ashdown’s Analogue Cab Sim DI outputs, it delivers refined tone-shaping options for stage, studio, and silent practice through its dedicated Headphone Out.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cspan class=\"eop\"\u003e\u003cspan style=\"font-family: 'Calibri',sans-serif; color: black; background: white;\"\u003eCompact but impressively capable, the UK-RBM-500 offers the clarity, warmth and reliability that define the RBM series.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Ashdown Engineering","offers":[{"title":"Default Title","offer_id":56167418200450,"sku":"UK-RBM-500","price":799.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/files\/UK-RBM-500_0003_Layer1.jpg?v=1776251001"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2397\/1117\/collections\/Rootmaster_Collection.jpg?v=1781781827","url":"https:\/\/ashdownmusic.com\/collections\/uk-rootmaster-series.oembed","provider":"Ashdown Engineering","version":"1.0","type":"link"}