{"id":7222552821796,"title":"48CWRT84 Kicker 8 inch CompRT 4 Ohm Thin Woofer","handle":"48cwrt84","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe CompRT line of ultra-thin subwoofers fits under your seat or behind your back bench with ease. Now even more efficient and sporting a slick, blacked-out cone, the CompRT® gives you all the bass in very little space!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eThe CompRT 8-inch Subwoofer is an all-weather thin subwoofer with a pair of 4-Ohm voice coils. With a mounting depth under three inches and plenty of power handling, this go-anywhere sub is as flexible as it is powerful. A UV-resistant cone and surround help make the CompRT sound great wherever the road (or trail) takes you.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eAn advanced suspension and heat management system helps to keep the bass powerful, deep and consistent. To make our subs even more reliable, KICKER engineers developed Forced-Air Cooling™ to help our subs run 20 percent cooler than before.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eOur signature red double stitching makes an outstanding bond between the improved Santoprene surround and polypropylene woofer cone. Revolutionary SoloKon™ technology joins the cone to the vented back brace, creating a single integrated unit that both cools the motor and eliminates distortion.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eThe CompRT 8-inch Subwoofer works best with a sealed enclosure and 300 watts of recommended power. See below for more details.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eSIZE [in, cm]: 8, 20\u003cbr\u003eIMPEDANCE [Ohms]: 4 DVC\u003cbr\u003eRecommended Amplifier Power (watts RMS) 300\u003cbr\u003ePeak Power (watts, per ANSI\/CTA-2031-A) 600\u003cbr\u003eSENSITIVITY [dB 1w\/1m]: 81.8\u003cbr\u003eMOUNTING DEPTH [in, cm]: 2-11\/16, 6.7\u003cbr\u003eMOUNTING DIAMETER [in, cm]: 7, 17.7\u003cbr\u003eMIN SEALED BOX VOL [cu. ft, L]: 0.2, 5.66\u003cbr\u003eMAX SEALED BOX VOL [cu. ft, L]: 1.0, 28.32\u003cbr\u003eMIN VENTED BOX VOL [cu. ft, L]: 0.8, 22.7\u003cbr\u003eMAX VENTED BOX VOL [cu. ft, L]: 1.2, 34\u003cbr\u003e\u003cbr\u003e48CWRT84 Thiele\/Small Parameters\u003cbr\u003eRe 7.665 Ohm electrical voice coil resistance at DC\u003cbr\u003eKrm 0.0092 Ohm WRIGHT inductance model\u003cbr\u003eErm 0.815 WRIGHT inductance model\u003cbr\u003eKxm 0.03015 Ohm WRIGHT inductance model\u003cbr\u003eExm 0.765 WRIGHT inductance model\u003cbr\u003eCmes 411.38 µF electrical capacitance representing moving mass\u003cbr\u003eLces 35.23 mH electrical inductance representing driver compliance\u003cbr\u003eRes 84.235 Ohm resistance due to mechanical losses\u003cbr\u003efs 41.8 Hz driver resonance frequency\u003cbr\u003eMms 81.7175 g mechanical mass of driver diaphragm assembly including air load and voice coil\u003cbr\u003eMmd 78.4355 g mechanical mass of voice coil and diaphragm without air load\u003cbr\u003eRms 2.3595 kg\/s mechanical resistance of total-driver losses\u003cbr\u003eCms 0.177 mm\/N mechanical compliance of driver suspension\u003cbr\u003eKms 5.645 N\/mm mechanical stiffness of driver suspension\u003cbr\u003eBl 14.094 Tm force factor (Bl product)\u003cbr\u003eQtp 0.8365 total Q-factor considering all losses\u003cbr\u003eQms 9.1005 mechanical Q-factor of driver in free air considering Rms only\u003cbr\u003eQes 0.8285 electrical Q-factor of driver in free air considering Re only\u003cbr\u003eQts 0.7595 total Q-factor considering Re and Rms only\u003cbr\u003eVas 10.4032 I equivalent air volume of suspension\u003cbr\u003en0 0.0885 % reference efficiency (2 pi-radiation using Re)\u003cbr\u003eLm 81.655 dB characteristic sound pressure level (SPL at 1m for 1W @ Re)\u003cbr\u003eLnom 81.845 dB nominal sensitivity (SPL at 1m for 1W @ Zn)\u003cbr\u003eSd 203.58 cm² diaphragm area\u003cbr\u003eXmax 8 mm Xmax (Linear Excursion)\u003c\/p\u003e","published_at":"2024-07-17T16:00:00-05:00","created_at":"2022-12-28T14:55:27-06:00","vendor":"Kicker","type":"","tags":["12 inch","brand_Kicker","category_8 inch","Mobile Audio","Subwoofers"],"price":15999,"price_min":15999,"price_max":15999,"available":true,"price_varies":false,"compare_at_price":15999,"compare_at_price_min":15999,"compare_at_price_max":15999,"compare_at_price_varies":false,"variants":[{"id":40556265898020,"title":"Default Title","option1":"Default 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data-mce-fragment=\"1\"\u003eThe CompRT line of ultra-thin subwoofers fits under your seat or behind your back bench with ease. Now even more efficient and sporting a slick, blacked-out cone, the CompRT® gives you all the bass in very little space!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eThe CompRT 8-inch Subwoofer is an all-weather thin subwoofer with a pair of 4-Ohm voice coils. With a mounting depth under three inches and plenty of power handling, this go-anywhere sub is as flexible as it is powerful. A UV-resistant cone and surround help make the CompRT sound great wherever the road (or trail) takes you.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eAn advanced suspension and heat management system helps to keep the bass powerful, deep and consistent. To make our subs even more reliable, KICKER engineers developed Forced-Air Cooling™ to help our subs run 20 percent cooler than before.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eOur signature red double stitching makes an outstanding bond between the improved Santoprene surround and polypropylene woofer cone. Revolutionary SoloKon™ technology joins the cone to the vented back brace, creating a single integrated unit that both cools the motor and eliminates distortion.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eThe CompRT 8-inch Subwoofer works best with a sealed enclosure and 300 watts of recommended power. See below for more details.\u003c\/p\u003e\n\u003cp class=\"page-text\"\u003eSIZE [in, cm]: 8, 20\u003cbr\u003eIMPEDANCE [Ohms]: 4 DVC\u003cbr\u003eRecommended Amplifier Power (watts RMS) 300\u003cbr\u003ePeak Power (watts, per ANSI\/CTA-2031-A) 600\u003cbr\u003eSENSITIVITY [dB 1w\/1m]: 81.8\u003cbr\u003eMOUNTING DEPTH [in, cm]: 2-11\/16, 6.7\u003cbr\u003eMOUNTING DIAMETER [in, cm]: 7, 17.7\u003cbr\u003eMIN SEALED BOX VOL [cu. ft, L]: 0.2, 5.66\u003cbr\u003eMAX SEALED BOX VOL [cu. ft, L]: 1.0, 28.32\u003cbr\u003eMIN VENTED BOX VOL [cu. ft, L]: 0.8, 22.7\u003cbr\u003eMAX VENTED BOX VOL [cu. ft, L]: 1.2, 34\u003cbr\u003e\u003cbr\u003e48CWRT84 Thiele\/Small Parameters\u003cbr\u003eRe 7.665 Ohm electrical voice coil resistance at DC\u003cbr\u003eKrm 0.0092 Ohm WRIGHT inductance model\u003cbr\u003eErm 0.815 WRIGHT inductance model\u003cbr\u003eKxm 0.03015 Ohm WRIGHT inductance model\u003cbr\u003eExm 0.765 WRIGHT inductance model\u003cbr\u003eCmes 411.38 µF electrical capacitance representing moving mass\u003cbr\u003eLces 35.23 mH electrical inductance representing driver compliance\u003cbr\u003eRes 84.235 Ohm resistance due to mechanical losses\u003cbr\u003efs 41.8 Hz driver resonance frequency\u003cbr\u003eMms 81.7175 g mechanical mass of driver diaphragm assembly including air load and voice coil\u003cbr\u003eMmd 78.4355 g mechanical mass of voice coil and diaphragm without air load\u003cbr\u003eRms 2.3595 kg\/s mechanical resistance of total-driver losses\u003cbr\u003eCms 0.177 mm\/N mechanical compliance of driver suspension\u003cbr\u003eKms 5.645 N\/mm mechanical stiffness of driver suspension\u003cbr\u003eBl 14.094 Tm force factor (Bl product)\u003cbr\u003eQtp 0.8365 total Q-factor considering all losses\u003cbr\u003eQms 9.1005 mechanical Q-factor of driver in free air considering Rms only\u003cbr\u003eQes 0.8285 electrical Q-factor of driver in free air considering Re only\u003cbr\u003eQts 0.7595 total Q-factor considering Re and Rms only\u003cbr\u003eVas 10.4032 I equivalent air volume of suspension\u003cbr\u003en0 0.0885 % reference efficiency (2 pi-radiation using Re)\u003cbr\u003eLm 81.655 dB characteristic sound pressure level (SPL at 1m for 1W @ Re)\u003cbr\u003eLnom 81.845 dB nominal sensitivity (SPL at 1m for 1W @ Zn)\u003cbr\u003eSd 203.58 cm² diaphragm area\u003cbr\u003eXmax 8 mm Xmax (Linear Excursion)\u003c\/p\u003e"}