{"product_id":"alpine-2-r2-w10d2-next-generation-10-r-series-subwoofers-with-dual-2-ohm-voice-coils-copy","title":"Alpine 2-R2-W12D2 Next-Generation 12\" R-Series Subwoofers with Dual 2-Ohm Voice Coils","description":"\u003ch1 class=\"productView-title\"\u003eAlpine 2-R2-W12D2 Next-Generation 12\" R-Series Subwoofers with Dual 2-Ohm Voice Coils\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures -\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe next generation of sound performance is here with the new R-Series subwoofers featuring a larger motor structure for more accurate and authoritative bass.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eNew Motor Structure – The new R-Series subwoofers now feature larger, double-stacked magnets that contribute more motor force for deeper bass and tighter bass control compared to the previous generation.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOversized Dust Cap – The new hybrid poly ceramic composite dust cap ensures rigidity while also providing incredible internal damping (vibration absorption) to smooth out the bass response and reproduce tight bass.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIncreased Accuracy – Alpine’s High Amplitude Multi-Roll (HAMR) Surround Technology allows the cone to efficiently move air while staying cool resulting in incredible accuracy from the subwoofer.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eGeneral Specs:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e• Size: 12”\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Dimensions: 11.61” x 11.61” x 6.43”\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Frequency Response: 24Hz - 200Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Power Range: 300W - 750W RMS\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Power Handling: 750W RMS \/ 2250W Peak\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Magnet Weight: 144 oz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Voice Coil Diameter: 65.5 mm (2.6”)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eT\/S Parameters:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e• Sensitivity (1W\/1m): 85 dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• DC Resistance (Re): 1.9Δ + 1.9Δ\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Free Air Resonance (Fs): 29 Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Equivalent Stiffness: 36.9 L\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Mechanical Q (Qms): 6.32\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Electrical Q (Qes): 0.44\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Total Q (Qts): 0.41\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Cone Area (Sd): 479 cm2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Linear Excursion (Xmax): 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Mechanical Travel (Xmech): 72 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv data-content-region=\"product_below_title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv data-content-region=\"product_below_title--global\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Alpine","offers":[{"title":"Default Title","offer_id":45241082183714,"sku":"AlpineBDL220318-04","price":1012.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/3472\/1600\/files\/1_732e17ca-ea76-46db-bb3c-12374f23348a.jpg?v=1776270012","url":"https:\/\/www.eastcaraudio.net\/products\/alpine-2-r2-w10d2-next-generation-10-r-series-subwoofers-with-dual-2-ohm-voice-coils-copy","provider":"East Car Audio","version":"1.0","type":"link"}