{"product_id":"spk-8s2","title":"AudioControl SPK-8S2 Spike Series 8″ Single 2-Ohm High-Performance Subwoofer – 300W RMS \/ 600W Peak","description":"\u003cp\u003eUpgrade your low end with the AudioControl SPK-8S2, an 8-inch sub rated 300W RMS (600W peak).\u003c\/p\u003e\u003ch3\u003eAt a glance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower: 300W RMS (600W peak)\u003c\/li\u003e\n\u003cli\u003eSize: 8\"\u003c\/li\u003e\n\u003cli\u003eImpedance: Single 2 ohm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSpike Series 8-Inch Single 2-Ohm High-Performance Subwoofer\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eExperience the thunderous low-end rumble with the Spike Series Subwoofers from AudioControl. With over 45 years of expertise, AudioControl delivers high-performance subwoofers designed to elevate any vehicle's sound system.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHigh Excursion Design for Ultra-Low Bass\u003c\/li\u003e \u003cli\u003eFiber Matrix Paper Cone with Mica Coating\u003c\/li\u003e \u003cli\u003e3-Layer High Temp Voice Coil Former\u003c\/li\u003e \u003cli\u003eDual Damping System for Linear Bass Reproduction\u003c\/li\u003e \u003cli\u003eDual Dust Cap System for Enclosure Compression Control\u003c\/li\u003e \u003cli\u003eEfficient Heavy-Duty Motor Design\u003c\/li\u003e \u003cli\u003eRemovable Subwoofer Grille Included\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePairings:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eA single Spike Series 2 ohm subwoofer pairs well with the ACM-1.300 or ACX-300.1 amplifiers for conservative to moderate listeners. For more provocative output, consider the ACX-600.1 amplifier.\u003c\/li\u003e \u003cli\u003eLC-5.1300 or D-5.1300 amplifiers provide enthusiastic output, with channel 5 being a superb match.\u003c\/li\u003e \u003cli\u003eFor systems with two Spike Series 2 ohm subwoofers, the LC-1.1500 amplifier is recommended.\u003c\/li\u003e \u003cli\u003eConsult an expert for configurations with three or more subwoofers.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications (Thiele\/Small Parameters):\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eNominal Impedance (Z): 2 ohms\u003c\/li\u003e \u003cli\u003eDC Resistance (Re): 1.6 ohms\u003c\/li\u003e \u003cli\u003eResonance Frequency (Fs): 51.6241 Hz\u003c\/li\u003e \u003cli\u003ePiston Area (Sd): 0.0194 m2\u003c\/li\u003e \u003cli\u003eForce Factor (BL): 9.7018 T.m\u003c\/li\u003e \u003cli\u003eMechanical Q Factor (Qms): 5.444\u003c\/li\u003e \u003cli\u003eElectrical Q Factor (Qes): 0.525\u003c\/li\u003e \u003cli\u003eTotal Q Factor (Qts): 0.4788\u003c\/li\u003e \u003cli\u003eSensitivity 1W\/M (SPL): 83.3836\u003c\/li\u003e \u003cli\u003eMechanical Compliance (Cms): 0.0998 mm\/N\u003c\/li\u003e \u003cli\u003eMoving Mass (Mms): 95.2145 g\u003c\/li\u003e \u003cli\u003eLinear Excursion (Xmax): 8.5 mm\u003c\/li\u003e \u003cli\u003eVolume Acoustic Compliance (Vas): 5.2241 Ltr\/0.1845 Cu ft\u003c\/li\u003e \u003cli\u003eReference Efficiency (NO.): 0.1314% RMS\u003c\/li\u003e \u003cli\u003ePower (Pe): 350 Watts\u003c\/li\u003e \u003cli\u003eFrequency Response: 30-500 Hz\u003c\/li\u003e \u003cli\u003eVoice Coil Diameter: 2.0 in\/50.8 mm\u003c\/li\u003e \u003cli\u003eDisplacement: 0.05 cu ft\/1.44Ltr\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIn the Box:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eSPK-8S2 Subwoofer\u003c\/li\u003e \u003cli\u003eManual\u003cbr\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eOverall Dimensions: 8.425in\/214 mm\u003c\/li\u003e \u003cli\u003eCut Out Diameter: 7.25 in\/184 mm\u003c\/li\u003e \u003cli\u003eMounting Depth: 4.291in\/109 mm\u003c\/li\u003e \u003cli\u003eMounting Height (w\/o Grille): 0.55in\/14mm\u003c\/li\u003e \u003cli\u003eMounting Height (w\/ Grille): 1.18in\/30mm\u003c\/li\u003e \u003cli\u003eMotor Diameter (w\/ Cover): 5.55in\/141mm\u003c\/li\u003e \u003cli\u003eWeight: 7 lbs\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePorted Enclosure:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eExternal Dimensions: 23.00″ W × 11.50″H × 12.00″D\u003c\/li\u003e \u003cli\u003eNet Internal Volume: 0.89 ft3\u003c\/li\u003e \u003cli\u003eTotal Internal Volume: 1.22 ft3\u003c\/li\u003e \u003cli\u003eGross External Volume: 1.84 ft3\u003c\/li\u003e \u003cli\u003eMaterial Thickness: 0.75″\u003c\/li\u003e \u003cli\u003eTuning Frequency: 40 Hz\u003c\/li\u003e \u003cli\u003ePort Area: 17.50 inch2\u003c\/li\u003e \u003cli\u003ePort Inlet: 1.75″W×10.00″H\u003c\/li\u003e \u003cli\u003ePort Length: 28.00″\u003c\/li\u003e \u003cli\u003eF3 (Hz): 34\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSealed Enclosure:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eExternal Dimensions: 14.50″ W × 10.00″H × 10.00″D\u003c\/li\u003e \u003cli\u003eNet Internal Volume: 0.49 ft3\u003c\/li\u003e \u003cli\u003eTotal Internal Volume: 0.54 ft3\u003c\/li\u003e \u003cli\u003eGross External Volume: 0.84 ft3\u003c\/li\u003e \u003cli\u003eMaterial Thickness: 0.75″\u003c\/li\u003e \u003cli\u003eF3 (Hz): 69.04\u003c\/li\u003e \u003cli\u003eQtc: 0.86\u003c\/li\u003e \u003cli\u003e\u003cem\u003e*Note: Enclosure size recommendations exclude driver and\/or port displacement\u003c\/em\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eSKU: AC-SPK8S2\u003cbr\u003eUPC: 850038647391\u003c\/p\u003e\u003ch3\u003eWhy buy from Stereo-Needs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFree shipping on every order\u003c\/li\u003e\n\u003cli\u003eFamily business with 20+ years selling car audio and 429,000+ items sold on eBay (99.9% positive)\u003c\/li\u003e\n\u003cli\u003eNot sure it fits your vehicle or system? Call or text 951-497-3497 before you order\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AudioControl","offers":[{"title":"Default Title","offer_id":67692911755373,"sku":"AC-SPK8S2","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0841\/0657\/5981\/files\/spk-8s-right.jpg?v=1791611853","url":"https:\/\/stereoneeds.com\/products\/spk-8s2","provider":"Stereo-Needs","version":"1.0","type":"link"}