{"title":"18\" SUBWOOFERS","description":"\u003cp\u003e18\" car audio subwoofers — maximum cone area for the biggest bass builds.\u003c\/p\u003e","products":[{"product_id":"ds18-carbon18-18-high-excursion-subwoofer-with-carbon-fiber-cone-3500w-rms-7000w-max","title":"DS18 CARBON18 18\" High-Excursion Subwoofer with Carbon Fiber Cone — 3500W RMS \/ 7000W MAX","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe DS18 CARBON18 is an 18\" high-excursion subwoofer built for the biggest bass builds — 3,500W RMS \/ 7,000W MAX power handling through a 3.5\" aluminum voice coil with improved heat dissipation. The carbon fiber cone and dust cap keep the massive 1164cm² diaphragm rigid through 22.5mm of one-way Xmax, on an aluminum basket with a 425 Oz ferrite motor. Choose Dual 1-Ohm or Dual 2-Ohm voice coil configuration to match your amplifier. Sold individually (each).\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3500W RMS \/ 7000W MAX Power Handling\u003c\/li\u003e\n\u003cli\u003eCarbon Fiber Cone \u0026amp; Dust Cap\u003c\/li\u003e\n\u003cli\u003e3.5\" Aluminum Voice Coil with Improved Heat Dissipation\u003c\/li\u003e\n\u003cli\u003e22.5mm Xmax High-Excursion Design\u003c\/li\u003e\n\u003cli\u003eDual 1-Ohm or Dual 2-Ohm Voice Coil Configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power\u003c\/td\u003e\n\u003ctd\u003e3500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMAX Power\u003c\/td\u003e\n\u003ctd\u003e7000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Impedance\u003c\/td\u003e\n\u003ctd\u003eDual 1-Ohm (CARBON18.1D) \/ Dual 2-Ohm (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoice Coil Diameter\u003c\/td\u003e\n\u003ctd\u003e3.5\" \/ 89mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoice Coil Former\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWinding Material\u003c\/td\u003e\n\u003ctd\u003eCCAR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoice Coil Inductance\u003c\/td\u003e\n\u003ctd\u003e0.95mH (CARBON18.1D) \/ 1.76mH (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity (1W\/1m)\u003c\/td\u003e\n\u003ctd\u003e85dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e10–200Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFree Air Resonance (Fs)\u003c\/td\u003e\n\u003ctd\u003e33Hz (CARBON18.1D) \/ 35Hz (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax (one way)\u003c\/td\u003e\n\u003ctd\u003e22.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEquivalent Volume (Vas)\u003c\/td\u003e\n\u003ctd\u003e56.38L \/ 1.991ft³ (CARBON18.1D) — 50.62L \/ 1.787ft³ (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Factor (Qms)\u003c\/td\u003e\n\u003ctd\u003e6.778 (CARBON18.1D) \/ 7.128 (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Factor (Qes)\u003c\/td\u003e\n\u003ctd\u003e1.005 (CARBON18.1D) \/ 1.1 (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Factor (Qts)\u003c\/td\u003e\n\u003ctd\u003e0.87 (CARBON18.1D) \/ 0.958 (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMoving Mass\u003c\/td\u003e\n\u003ctd\u003e779.1g (CARBON18.1D) \/ 746.2g (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003e29.3mm\/N (CARBON18.1D) \/ 26.1mm\/N (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL Factor\u003c\/td\u003e\n\u003ctd\u003e18.01 (CARBON18.1D) \/ 24.6 (CARBON18.2D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency Bandwidth Product\u003c\/td\u003e\n\u003ctd\u003e31.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCone Material\u003c\/td\u003e\n\u003ctd\u003eCarbon Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDust Cap\u003c\/td\u003e\n\u003ctd\u003eCarbon Fiber, 8\" \/ 200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurround Material\u003c\/td\u003e\n\u003ctd\u003eFoam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiaphragm Area\u003c\/td\u003e\n\u003ctd\u003e1164cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBasket Material\u003c\/td\u003e\n\u003ctd\u003eAluminum (Aluminum\/Black)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnet\u003c\/td\u003e\n\u003ctd\u003eFerrite, 425 Oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpider Diameter\u003c\/td\u003e\n\u003ctd\u003e9\" \/ 228mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker Terminals\u003c\/td\u003e\n\u003ctd\u003ePush Terminals 4ga\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeads Connection\u003c\/td\u003e\n\u003ctd\u003eSpider Crossed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Diameter\u003c\/td\u003e\n\u003ctd\u003e18\" \/ 457mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Diameter\u003c\/td\u003e\n\u003ctd\u003e18.5\" \/ 470mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Depth\u003c\/td\u003e\n\u003ctd\u003e14\" \/ 355mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Depth\u003c\/td\u003e\n\u003ctd\u003e12.15\" \/ 309mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront Mount Baffle Cutout\u003c\/td\u003e\n\u003ctd\u003e16.75\" \/ 426mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Diameter\u003c\/td\u003e\n\u003ctd\u003e9\" \/ 230mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealed Enclosure (Recommended)\u003c\/td\u003e\n\u003ctd\u003e90L \/ 3.2ft³ — output response 32Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorted Enclosure (Recommended)\u003c\/td\u003e\n\u003ctd\u003e212L \/ 7.5ft³ — port 4\"×18\"×20\", tuned 30Hz, output response 22Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-Pass Crossover (Recommended)\u003c\/td\u003e\n\u003ctd\u003e60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"DS18 Audio","offers":[{"title":"Dual 1-Ohm","offer_id":52226929164576,"sku":"CARBON18.1D","price":899.95,"currency_code":"USD","in_stock":true},{"title":"Dual 2-Ohm","offer_id":52226929197344,"sku":"CARBON18.2D","price":899.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/0631\/9904\/files\/CARBON18.1D-2000x2000.jpg?v=1787328184"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/0631\/9904\/collections\/CARBON18.1D-2000x2000.jpg?v=1787328153","url":"https:\/\/wavelengthusa.com\/collections\/18-subwoofers.oembed","provider":"Wavelength USA","version":"1.0","type":"link"}