{"product_id":"mackie-thump18sv4-18-powered-subwoofer","title":"MACKIE THUMP18SV4 18\" Powered Subwoofer","description":"\u003cp data-start=\"0\" data-end=\"11\"\u003eDescription\u003c\/p\u003e \u003cp data-start=\"15\" data-end=\"424\"\u003eThe Mackie Thump18Sv4 active subwoofer is designed to add powerful low-end performance to any PA system, delivering deep bass and punchy impact for live events, DJs, venues, and mobile sound applications. Combining a high-efficiency 1400W Class-D amplifier with an 18\" high-performance woofer, it produces up to 132 dB SPL with impressive low-frequency extension down to 28 Hz for floor-shaking bass response.\u003c\/p\u003e \u003cp data-start=\"428\" data-end=\"771\"\u003eBuilt for professional use, the Thump18Sv4 features a rugged yet lightweight enclosure with integrated handles for easier transport and setup. Selectable high-pass modes allow seamless integration with Mackie Thump loudspeakers or other PA systems, while variable crossover control provides additional flexibility for customised system tuning.\u003c\/p\u003e \u003cp data-start=\"775\" data-end=\"1083\"\u003eDesigned for versatile deployment, the subwoofer includes stereo XLR inputs and outputs, mono or stereo summing options, phase inversion, and adjustable output levels. Pole mounting compatibility allows a full-range loudspeaker to be mounted directly above the subwoofer for a compact, professional PA setup.\u003c\/p\u003e \u003cp data-start=\"1087\" data-end=\"1095\"\u003eFeatures\u003c\/p\u003e \u003cp data-start=\"1099\" data-end=\"2029\"\u003e1400W Class-D amplifier delivering up to 132 dB SPL\u003cbr\u003e18\" high-performance woofer with low-frequency response down to 28 Hz\u003cbr\u003eOptimised for live sound, DJs, venues, and mobile PA systems\u003cbr\u003eSelectable high-pass modes for easy integration with Mackie Thump loudspeakers\u003cbr\u003eVariable crossover mode for matching with other PA speakers\u003cbr\u003e1.4 ms alignment delay included across all crossover modes\u003cbr\u003eStereo XLR inputs for mixers, DJ controllers, and audio sources\u003cbr\u003eStereo XLR high-pass outputs for loudspeaker connection\u003cbr\u003eStereo XLR full-range outputs for linking additional subwoofers\u003cbr\u003eStereo or mono summing modes for flexible system configuration\u003cbr\u003ePhase invert switch for system alignment\u003cbr\u003eVariable level control from mute to +6 dB\u003cbr\u003eDefeatable front LED indicator\u003cbr\u003eRugged lightweight enclosure with integrated carry handles\u003cbr\u003eM20 threaded pole mount for speaker pole installation\u003cbr\u003eCompatible with Mackie SPM400 speaker pole (sold separately)\u003c\/p\u003e \u003cp data-start=\"2033\" data-end=\"2047\"\u003eSpecifications\u003c\/p\u003e \u003cp data-start=\"2051\" data-end=\"2601\" data-is-only-node=\"\" data-is-last-node=\"\"\u003eAmplifier type: Class-D\u003cbr\u003eAmplifier power: 1400 W\u003cbr\u003eMaximum SPL: 132 dB\u003cbr\u003eWoofer size: 18\"\u003cbr\u003eLow-frequency response: 28 Hz\u003cbr\u003eInputs: Stereo XLR\u003cbr\u003eHigh-pass outputs: Stereo XLR\u003cbr\u003eFull-range outputs: Stereo XLR\u003cbr\u003eHigh-pass modes: Thump 12 (140 Hz), Thump 15 (110 Hz), Thump GO (150 Hz), Variable\u003cbr\u003eAlignment delay: 1.4 ms\u003cbr\u003eLevel control: Mute to +6 dB\u003cbr\u003ePhase control: Phase invert switch\u003cbr\u003ePole mount: M20 threaded mount\u003cbr\u003eConstruction: Rugged lightweight enclosure\u003cbr\u003eHandles: Integrated carry handles\u003cbr\u003eHeight: 541 mm\u003cbr\u003eWidth: 630 mm\u003cbr\u003eDepth: 605 mm\u003cbr\u003eWeight: 31.9 kg\u003c\/p\u003e","brand":"MACKIE","offers":[{"title":"Default Title","offer_id":52034945319232,"sku":"THUMP18SV4","price":733.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/9322\/1184\/files\/b590fb93-5a6a-45e0-ba64-15a159d4fb7f.jpg?v=1779438856","url":"https:\/\/www.simplysoundandlighting.co.uk\/fr\/products\/mackie-thump18sv4-18-powered-subwoofer","provider":"Simply Sound and Lighting","version":"1.0","type":"link"}