{"product_id":"audiocontrol-spk-8s4-8-spike-series-car-subwoofer","title":"AudioControl SPK-8S4 - 8\" Spike Series Car Subwoofer","description":"\u003cstyle\u003e#html-body [data-pb-style=LTCFUH9]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}\u003c\/style\u003e\u003cdiv data-appearance=\"contained\" data-content-type=\"row\" data-element=\"main\"\u003e\u003cdiv data-background-images=\"{}\" data-background-type=\"image\" data-element=\"inner\" data-enable-parallax=\"0\" data-parallax-speed=\"0.5\" data-pb-style=\"LTCFUH9\" data-video-fallback-src=\"\" data-video-lazy-load=\"true\" data-video-loop=\"true\" data-video-play-only-visible=\"true\"\u003e\u003cdiv data-appearance=\"default\" data-content-type=\"text\" data-element=\"main\"\u003e\n\u003cp class=\"p1\"\u003ere you a music fan who loves that low-end rumble? If so, look no further than the Spike Series Subwoofers! For over 45 years, we’ve been helping people take their car audio to the next level – and our latest product line is sure to enhance any vehicle’s sound system. We are proud to present the ultimate in versatility and durability with AudioControl’s Spike Series Subwoofers. These high-performance subwoofers come in a variety of sizes and power ratings to suit your audio needs. No matter what type of music you enjoy, Spike will take your listening experience to the next level. These subwoofers were designed to provide clear, precise bass for an immersive listening experience, so why wait? Load up your trunk with Spike Series Subwoofers today, and crank up your listening pleasure!\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eSpike Series Subwoofers feature a 3-layer voice coil former to handle some serious power. That means you can turn up the volume and still enjoy heart-pounding bass that’s free from distortion. You won’t believe the sound produced by the fiber matrix paper cone with mica coating – it’s like having a concert in your vehicle! Each Spike subwoofer comes with a protective grille to keep it safe from damage, so you can enjoy your journey with peace of mind.\u003c\/p\u003e\n\u003ch3\u003eFEATURES\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh Excursion Design for Ultra Low Bass\u003c\/li\u003e\n\u003cli\u003eFiber Matrix Paper Cone with Mica Coating\u003c\/li\u003e\n\u003cli\u003e3-Layer High Temp Voice Coil Former\u003c\/li\u003e\n\u003cli\u003eDual Damping System for Linear Bass Reproduction\u003c\/li\u003e\n\u003cli\u003eDual Dust Cap System for Enclosure Compression Control\u003c\/li\u003e\n\u003cli\u003eEfficient Heavy-Duty Motor Design\u003c\/li\u003e\n\u003cli\u003eRemovable Subwoofer Grille Included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTHIELE\/SMALL PARAMETERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eNominal Impedance (Z)\u003cspan style=\"mso-spacerun: yes;\"\u003e                \u003c\/span\u003e4 ohms\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eDC Resistance (Re) ]]\u003cspan style=\"mso-spacerun: yes;\"\u003e                     \u003c\/span\u003e3.2 ohms\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eResonance Frequency (Fs)\u003cspan style=\"mso-spacerun: yes;\"\u003e           \u003c\/span\u003e60.3665 Hz\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003ePiston Area (Sd)\u003cspan style=\"mso-spacerun: yes;\"\u003e                              \u003c\/span\u003e0.0194 m2\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eForce Factor (BL)\u003cspan style=\"mso-spacerun: yes;\"\u003e                           \u003c\/span\u003e11.3310 T.m\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMechanical Q Factor (Qms)\u003cspan style=\"mso-spacerun: yes;\"\u003e         \u003c\/span\u003e5.4933\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eElectrical Q Factor (Qes)\u003cspan style=\"mso-spacerun: yes;\"\u003e              \u003c\/span\u003e0.8733\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eTotal Q Factor (Qts)\u003cspan style=\"mso-spacerun: yes;\"\u003e                       \u003c\/span\u003e0.7535\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSensitivity 1W\/M (SPL)\u003cspan style=\"mso-spacerun: yes;\"\u003e                  \u003c\/span\u003e81.9876\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMechanical Comp (Cms)\u003cspan style=\"mso-spacerun: yes;\"\u003e               \u003c\/span\u003e0.0752 mm\/N\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMoving Mass (Mms)\u003cspan style=\"mso-spacerun: yes;\"\u003e                      \u003c\/span\u003e92.3784 g\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eLinear Excursion (Xmax) .\u003cspan style=\"mso-spacerun: yes;\"\u003e            \u003c\/span\u003e8.5 mm\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eVolume Acoustic Comp (Vas)\u003cspan style=\"mso-spacerun: yes;\"\u003e      \u003c\/span\u003e3.9378 Ltr\/ 0.1390 Cu ft\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eReference Efficiency (NO.)\u003cspan style=\"mso-spacerun: yes;\"\u003e           \u003c\/span\u003e0.0952%\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eRMS Power (Pe)\u003cspan style=\"mso-spacerun: yes;\"\u003e                             \u003c\/span\u003e350 Watts\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eFrequency Response\u003cspan style=\"mso-spacerun: yes;\"\u003e                    \u003c\/span\u003e30-500 Hz\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eVoice Coil Diameter\u003cspan style=\"mso-spacerun: yes;\"\u003e                      \u003c\/span\u003e2.0 in\/50.8 mm\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eDisplacement\u003cspan style=\"mso-spacerun: yes;\"\u003e                                \u003c\/span\u003e0.05 cu ft\/ 1.44Ltr\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIN THE BOX:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eSPK-8S4, Manual, Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDIMENSIONS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eDimensions: 23.00″ W × 11.50″H × 12.00″D\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eCut Out Diameter: 7.25 in\/ 184 mm\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMounting Depth: 4.291in\/ 109 mm\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMounting Height (w\/o Grille):\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003e0.55in \/ 14mm\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMounting Height (w\/ Grille):\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003e1.18in \/ 30mm\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMotor Diameter (w\/ Cover):\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003e5.55in \/ 141mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"AudioControl","offers":[{"title":"Default Title","offer_id":52335703523666,"sku":"SPK-8S4","price":199.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/4364\/1426\/files\/screenshot_2025-03-20_at_16.23.00.png?v=1766458569","url":"https:\/\/www.caraudiosecurity.com\/products\/audiocontrol-spk-8s4-8-spike-series-car-subwoofer","provider":"Car Audio Security","version":"1.0","type":"link"}