{"product_id":"optimal-audio-sub-18-high-performance-18-inch-passive-subwoofer","title":"Optimal Audio Sub 18","description":"\u003cp data-start=\"468\" data-end=\"835\"\u003eThe Optimal Audio Sub 18 is a high performance 18 inch passive subwoofer engineered to deliver deep, powerful low frequency reinforcement in commercial audio systems where maximum output and coverage are required. Designed as part of the Optimal Audio ecosystem, it provides a significant step up in bass performance for larger venues and more demanding applications.\u003c\/p\u003e\n\u003cp data-start=\"837\" data-end=\"1016\"\u003eWith its combination of high output capability and controlled acoustic performance, the Sub 18 is ideally suited to environments requiring strong, impactful low frequency support.\u003c\/p\u003e\n\u003cp data-start=\"1018\" data-end=\"1069\"\u003e\u003cstrong data-start=\"1018\" data-end=\"1067\"\u003eHigh Output 18 Inch Low Frequency Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1071\" data-end=\"1327\"\u003eThe Sub 18 features a high efficiency 18 inch low frequency driver housed within a precision tuned bass reflex enclosure. This design maximises low frequency extension and output, enabling the system to deliver deep, authoritative bass across large spaces.\u003c\/p\u003e\n\u003cp data-start=\"1329\" data-end=\"1570\"\u003eLarger driver formats such as 18 inch subwoofers are commonly used in professional sound environments due to their ability to reproduce the lowest audible frequencies with greater power and efficiency. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1572\" data-end=\"1585\"\u003eThis ensures:\u003c\/p\u003e\n\u003cp data-start=\"1587\" data-end=\"1720\"\u003eDeep and extended low frequency response\u003cbr data-start=\"1627\" data-end=\"1630\"\u003eHigh SPL capability for larger venues\u003cbr data-start=\"1667\" data-end=\"1670\"\u003eConsistent performance under sustained operation\u003c\/p\u003e\n\u003cp data-start=\"1722\" data-end=\"1776\"\u003e\u003cstrong data-start=\"1722\" data-end=\"1774\"\u003eDesigned for High Impact Commercial Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1778\" data-end=\"2030\"\u003eThe Sub 18 is purpose built for installations where smaller subwoofers are insufficient to deliver the required level of bass energy. It is particularly effective in environments where audio must fill larger areas while maintaining clarity and control.\u003c\/p\u003e\n\u003cp data-start=\"2032\" data-end=\"2061\"\u003eTypical applications include:\u003c\/p\u003e\n\u003cp data-start=\"2063\" data-end=\"2215\"\u003eNightclubs and late-night venues\u003cbr data-start=\"2095\" data-end=\"2098\"\u003eBars and high-energy hospitality spaces\u003cbr data-start=\"2137\" data-end=\"2140\"\u003eLive sound and DJ systems\u003cbr data-start=\"2165\" data-end=\"2168\"\u003eLarge commercial and multi-zone installations\u003c\/p\u003e\n\u003cp data-start=\"2217\" data-end=\"2268\"\u003e\u003cstrong data-start=\"2217\" data-end=\"2266\"\u003eOptimised Acoustic Design for Controlled Bass\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2270\" data-end=\"2489\"\u003eThe bass reflex cabinet design improves efficiency and airflow, reducing distortion and ensuring smooth, controlled low frequency reproduction. This allows the subwoofer to maintain clarity even at higher output levels.\u003c\/p\u003e\n\u003cp data-start=\"2491\" data-end=\"2507\"\u003eThis results in:\u003c\/p\u003e\n\u003cp data-start=\"2509\" data-end=\"2630\"\u003eTight and defined bass response\u003cbr data-start=\"2540\" data-end=\"2543\"\u003eReduced port noise at high levels\u003cbr data-start=\"2576\" data-end=\"2579\"\u003eBalanced integration with full range loudspeakers\u003c\/p\u003e\n\u003cp data-start=\"2632\" data-end=\"2686\"\u003e\u003cstrong data-start=\"2632\" data-end=\"2684\"\u003eFlexible Integration with External Amplification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2688\" data-end=\"2913\"\u003eAs a passive subwoofer, the Sub 18 requires external amplification and DSP, providing full control over crossover points, EQ and system tuning. This enables system designers to tailor performance precisely to the application.\u003c\/p\u003e\n\u003cp data-start=\"2915\" data-end=\"2928\"\u003eThis enables:\u003c\/p\u003e\n\u003cp data-start=\"2930\" data-end=\"3060\"\u003eScalable system configurations\u003cbr data-start=\"2960\" data-end=\"2963\"\u003eIntegration into multi-zone audio systems\u003cbr data-start=\"3004\" data-end=\"3007\"\u003eOptimised performance across different environments\u003c\/p\u003e\n\u003cp data-start=\"3062\" data-end=\"3114\"\u003e\u003cstrong data-start=\"3062\" data-end=\"3112\"\u003eRobust Construction for Demanding Environments\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3116\" data-end=\"3395\"\u003eConstructed from durable plywood with a hard wearing finish, the Sub 18 is built for long term reliability in commercial environments. A protective steel grille ensures durability in high traffic installations, while the enclosure design supports consistent acoustic performance.\u003c\/p\u003e\n\u003cp data-start=\"3397\" data-end=\"3443\"\u003e\u003cstrong data-start=\"3397\" data-end=\"3441\"\u003eEngineered for Large Scale Audio Systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3445\" data-end=\"3731\"\u003eThe Optimal Audio Sub 18 is designed to deliver the low frequency foundation required in larger venues and high output systems. Its ability to move more air than smaller subwoofers allows it to generate greater bass impact, making it a key component in professional audio system design.\u003c\/p\u003e\n\u003cp data-start=\"3733\" data-end=\"3798\"\u003e\u003cstrong data-start=\"3733\" data-end=\"3796\"\u003eA High Performance Subwoofer for Professional Installations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3800\" data-end=\"4095\"\u003eThe Optimal Audio Sub 18 delivers a strategic combination of high output capability, deep bass extension and installation flexibility. Its ability to provide powerful and controlled low frequency reinforcement makes it a reliable solution for commercial AV systems requiring maximum performance.\u003c\/p\u003e","brand":"Optimal Audio","offers":[{"title":"Default Title","offer_id":56314679624066,"sku":"SUB18-B","price":1200.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/5767\/2578\/files\/SUB18Front.png?v=1770302097","url":"https:\/\/www.theavbarn.co.uk\/products\/optimal-audio-sub-18-high-performance-18-inch-passive-subwoofer","provider":"The AV Barn","version":"1.0","type":"link"}