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Subwoofer Alpine SWRD. General specifications: diameter 12 inches, maximum power W. Thiele-Small parameters: frequency of self resonance. Find great deals for Alpine SWRD 1-Way x cm Woofer. Shop with confidence on eBay!. Find great deals for Alpine Type R Swrd 12″ Dual 4 Ohm Subwoofer. Shop with confidence on eBay!.

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An aluminum diecast frame provides a secure, non-resonant housing. KATC renders excellent quality services. High Amplitude Multi Roll Surround patent pending Most designs sacrifice cone area for a wide surround, or sound quality for a tall surround.

Alpine SWR-1242D 1-Way 27.51 x 30.48 cm Woofer

The tinsel leads are virtually unbreakable – they’re woven into the dual progressive Nomex spiders. HAMR Engineered Airflow Cooling System This meticulously designed system uses various techniques and technologies, many patent pending, to force air across hot components for maximum cooling effectiveness. CL Leasing – Trusted bespoke rentals. Santa’s new ride is a seven-seat Discovery.

The diagram above shows how airflow management pushes hot air out and cooler air in. Related Item for Sale. Recommended for you of Our High-Amplitude Multi Roll surround avoids this compromise AND achieves superb linearity, giving the best of both worlds – increased cone area for greater SPL and further linear excursion for optimum sound quality.

Alpine Mobile Media Solutions

The SWRD is designed for use in sealed or ported enclosures. Kevlar Reinforced Pulp Spider Material: The 2″ dual 4-ohm voice coils are big enough to handle lots of power while offering 1242c wiring flexibility.


Since the alpihe is significantly stronger with faster response, the result is highly detailed, accurate sound reproduction and body-shaking bass. Upcoming brand new cars of A redesigned thermal management system and aluminum airflow motor cover shed heat quickly for efficient operation and better power handling.

The diagram above shows where heat is transferred for cooler operation. Thermal Management Technology Cooling is a crucial element in subwoofer design. Submit a Review Report Error Share. Jumpers are configurable for either parallel or series, and the push terminals allow for heavy gauge speaker wire.

The Editorial Team’s best cars of Encapsulated Push Terminals With all wires conveniently located on one side, the Type-R subwoofers can be installed quickly, easily and neatly.

Higher MRT train and bus fares kick in. HAMR Engineered Thermal Management Along with its sophisticated cooling techniques, the Type-R subwoofers use special materials to minimise heat, such as a high temperature-resistant four-layer brass voice coil winding and a high-strength BSP bobbin.

Alpine Type-R SWRD – subwoofer driver Overview – CNET

Type-R 12″ subwoofer with dual 4-ohm voice coils. Alpine iLx headunit.

Kevlar Reinforced Pulp Cone Reinforcing the pulp cone with Kevlar provides an ultra srw parabolic cone that maintains its shape even during vigorous movement. We update you with latest information on new car prices from both parallel importers and car authorised dealers with brands such as ToyotaHondaNissan xwr, VolkswagenMitsubishiBMWMazda and Hyundai.


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Contact us to claim this product listing. The pulp cone has been reinforced with Kevlar the material used in bulletproof 1242e for extra rigidity, so it won’t buckle under hard play. Post your HU time alignment setting. Alpine ICS-X8 cannot play radio.

Distributor for this product? Alpine has taken the best features from its previous SWR Series subs and added the hottest technology for ground-pounding power and superb accuracy. A rubber surround helps to maximize cone travel for deep bass, while withstanding the decay that can destroy a speaker.

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Through the use of highly advanced materials and patented and some patent pending design features, these subwoofers boast exceptional power handling, superb sound quality and long life. Why everyone should drive a MINI. Since overheating in the voice coil can severely damage the woofer cone, Type-R subs use a variety of sohpisticated techniques to ensure that airflow is effectively controlled – pulling in fresh, cool air and maintaining maximum contact with all thermally conductive parts for optimum heat dissipation.