{"product_id":"kicker-47kbrw8-43cwr8g-diy-boombox-passive-radiator-kit","title":"KICKER 47KBRW8 8\" Passive Radiator + 43CWR8G Subwoofer Grille | DIY Boombox Build Kit","description":"\u003ch2 data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eBuild Your Own Custom Portable Boombox With KICKER Components\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eBring your DIY audio project to life with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eKICKER 47KBRW8 8-inch Bass ReFLEX Passive Radiator and 43CWR8G Subwoofer Grille Bundle\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Designed for custom speaker enclosure projects, this KICKER component kit gives builders two essential parts for creating a personalized portable boombox, DIY Bluetooth speaker enclosure, or custom bass enclosure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're building a portable party speaker for the backyard, a custom Bluetooth boombox for camping and tailgating, or a unique homemade speaker cabinet, this bundle helps you get started with quality KICKER components.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eKICKER 47KBRW8 passive radiator\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed to work with a compatible active subwoofer in a properly designed enclosure. It helps produce enhanced low-frequency output in compact enclosure designs without requiring a conventional port. The included \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e43CWR8G grille\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e adds a protective finishing touch for a compatible 8-inch KICKER subwoofer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesign your own enclosure, choose your preferred materials and finish, and create a custom speaker build that fits your style.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e1 × KICKER 47KBRW8\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — 8-inch Bass ReFLEX passive radiator\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e1 × KICKER 43CWR8G\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — 8-inch KICKER subwoofer protective grille\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eThis bundle does not include an active subwoofer, full-range speakers, amplifier, Bluetooth receiver, battery, enclosure, or other components required for a complete portable boombox.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKICKER 47KBRW8 8-Inch Passive Radiator Highlights\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e8-inch round Bass ReFLEX passive radiator\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for custom subwoofer enclosure projects\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps enhance low-frequency output in compact enclosure designs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides an alternative to a conventional ported enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCustom-weighted design for use in compatible enclosure systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports creative DIY speaker and portable boombox builds\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIdeal for builders designing a custom cabinet around compatible KICKER subwoofer components\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eKICKER 43CWR8G 8-Inch Subwoofer Grille Highlights\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProtective grille for compatible 8-inch KICKER subwoofers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps shield the subwoofer cone from accidental contact\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUseful for custom speaker cabinets and DIY boombox enclosures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides a finished appearance for compatible subwoofer installations\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for compatibility with specified KICKER 8-inch subwoofer models\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal for DIY Boombox and Portable Speaker Projects\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eOne of the most exciting parts of building your own boombox is being able to choose the enclosure size, materials, layout, finish, and electronics. This KICKER bundle gives you two components to incorporate into that custom design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse it as part of a project such as:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDIY portable boombox\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCustom Bluetooth boombox\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHomemade Bluetooth speaker\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDIY portable party speaker\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCustom battery-powered speaker project\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDIY outdoor speaker cabinet\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePortable tailgate speaker\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eGarage or workshop speaker build\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCustom subwoofer enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompact bass-reflex or passive-radiator speaker project\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe possibilities depend on the enclosure design and the additional speakers, subwoofer, amplification, power supply, and audio electronics you select.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Use a Passive Radiator in a Custom Boombox?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eA passive radiator can help a properly designed speaker enclosure produce deeper low-frequency output without using a conventional tuned port. This can be particularly useful for DIY portable speaker builders who want to balance bass performance with limited enclosure space.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe 47KBRW8 is not a powered speaker or a replacement for an active subwoofer. It works alongside a compatible active subwoofer, with enclosure volume, subwoofer parameters, radiator tuning, and available excursion all affecting the finished system's performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCustomize Your Build Your Way\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThis bundle is designed for builders who want flexibility instead of purchasing a preassembled speaker cabinet.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuild a wooden enclosure, create a portable cabinet with carrying handles, integrate a Bluetooth receiver, or design a custom battery-powered sound system. You can choose the components and appearance that suit your project.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor a complete portable boombox, you will need to select the appropriate active subwoofer, full-range speakers, amplifier, audio source or Bluetooth receiver, power supply or battery, and enclosure materials. Additional wiring, charging hardware, switches, and protection components may also be required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e A passive radiator does not produce sound on its own. The completed system's output and bass response depend on the active subwoofer, amplifier, enclosure, and tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eKICKER 47KBRW8\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBrand: KICKER\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eModel: 47KBRW8\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProduct Type: Passive radiator\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSize: 8 inches\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSeries: Bass ReFLEX\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eApplication: Custom subwoofer enclosure and DIY speaker projects\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eActive Subwoofer Required: Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eKICKER 43CWR8G\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBrand: KICKER\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eModel: 43CWR8G\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProduct Type: Subwoofer grille\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSize Class: 8 inches\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eApplication: Protection for compatible KICKER subwoofers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Included: No\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCan I use this bundle to build my own Bluetooth boombox?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eYes. The passive radiator and grille can be incorporated into a custom boombox project. You will also need compatible speakers, an active subwoofer, an amplifier, a Bluetooth receiver or other audio source, a suitable power source, and a properly designed enclosure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes the KICKER 47KBRW8 produce sound by itself?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo. It is a passive radiator, not an active speaker or subwoofer. It must work with a compatible active subwoofer in a properly designed enclosure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat does the passive radiator do?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA passive radiator works with the active speakers and enclosure to enhance low-frequency output without requiring a conventional port. Its performance depends on the enclosure design and tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes the bundle include the subwoofer?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo. This bundle includes the KICKER 47KBRW8 passive radiator and 43CWR8G grille only. The active subwoofer and other electronics must be purchased separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCan I use this for a battery-powered portable speaker?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eYes, as part of a properly designed complete system. You will need an appropriate amplifier, battery, charging and protection components, and compatible speakers. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat subwoofer should I pair with the 47KBRW8?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKICKER recommends a compatible 8-inch CompRT or CompVT subwoofer in approximately 0.4 cubic feet of internal air space. Confirm the exact model specifications and enclosure requirements before building.\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eExpert Recommendation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eFor DIY audio enthusiasts, the KICKER 47KBRW8 and 43CWR8G bundle is a useful starting point for a custom portable boombox or compact subwoofer enclosure project. The passive radiator offers enclosure-design flexibility, while the matching grille provides protection.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pro Audio Center","offers":[{"title":"Default Title","offer_id":67764784529576,"sku":"BDL-47KBRW8-43CWR8G","price":67.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/9508\/7016\/files\/KICKER_8_inch_passive_radiator_and_grille_bundle.png?v=1793214809","url":"https:\/\/proaudiocenter.com\/products\/kicker-47kbrw8-43cwr8g-diy-boombox-passive-radiator-kit","provider":"Pro Audio Center","version":"1.0","type":"link"}