Soundqubed HDX418 18" Subwoofer with 4" Copper Voice Coil - 2,000 Watt Rms 2-ohm DVC

Soundqubed HDX418 18" Subwoofer with 4" Copper Voice Coil - 2,000 Watt Rms 2-ohm DVC

Regular price $749.95
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HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve performance at lower frequencies. The resulting HDX dual voice coil competition subwoofer line is more efficient, plays lower, and sounds better setting a new bar for performance and value.

INCREASED EXCURSION:

  • THE NEW CAST BASKET ACCOMMODATES LARGER DIAMETER SPIDERS, PROVIDING MORE ROOM FOR CONE AND SPIDER TRAVEL. HEAT DISSIPATES MORE QUICKLY WITH GREATER MOVEMENT AND A MORE OPEN AIRFLOW PATH.
  • NEW SPIDERS WITH MORE, HIGHER ROLLS TAKE ADVANTAGE OF THE INCREASED SUSPENSION TRAVEL. THIS EXTRA MATERIAL IN THE SPIDERS INCREASES THE FREEDOM OF MOVEMENT, LOWERING THE FS, WHILE MAINTAINING DURABILITY OVER TIME.
  • THE SUBWOOFER’S SURROUND PROFILE IS HIGHER, REDUCING MATERIAL STRESS WHILE INCREASING EXCURSION. CONE AREA AND MOVING MASS REMAIN VIRTUALLY THE SAME, AS OPPOSED TO INNER-TUBE SURROUNDS POPPING UP HERE AND THERE.

INCREASED STRENGTH AND DURABILITY:

  • A FIBERGLASS-REINFORCED PULP CONE MEETS THE STRENGTH DEMANDS OF THE INCREASED EXCURSION. A NON-PRESS CONE FORMATION PROCESS INCREASES THE CROSS-SECTION AREA OF THE CONE WALLS FOR MORE RIGIDITY WITHOUT ADDING EXTRA MASS.
  • THE VOICE COILS FEATURE HIGH-QUALITY, AMERICAN-MADE WIRE AND ADHESIVES INCREASING THE THERMAL WORKING RANGE OF THE COIL. ADDITIONALLY, THICKER, BLACK-ANODIZED ALUMINUM FORMERS INCREASE THERMAL TRANSFER FROM THE COIL WIRE.
  • THE HDX LINE MAKES IT EASIER TO TUNE LOW-FREQUENCY PRESSURE INTO A SYSTEM WITHOUT SACRIFICING IMPACT. HDX SUBS ALLOW YOU TO EXPLORE DESIGN CHOICES WITH HIGH EFFICIENCY, MAKING THE MOST OF AMPLIFIER POWER AND ELECTRICAL RESOURCES.

Specifications:

  • RMS POWER: 2000 W
  • PEAK POWER: 6000 W
  • MAGNET WEIGHT: 403 OZ
  • IMPEDANCE: DUAL 2-OHM
  • COIL DIAMETER: 4.0″
  • F(S): 22.8
  • Z(MAX): 19.3
  • BL: 18.4
  • Q(MS): 4.568
  • Q(ES): 0.4852
  • Q(TS): 0.4386
  • V(AS): 163.3 L
  • L(E): 2.477 MH
  • N(0): 0.38%
  • M(MS): 616.8 GRAMS
  • C(MS): 0.078 MM/N
  • SENSITIVITY 1W/1M: 87.95
  • XMAX: 31 MM

Measurements:

  • MOUNTING DEPTH: 11.625″
  • CIRCLE CUTOUT: 16.5625″
  • DISPLACEMENT: 0.32 FT³
  • PORTED ENCLOSURE (CU FT): 5.0-7.0 FT³

Shipping Policy

DBs Car Audio is proud to offer fast & free shipping on all items listed in our store!!

Shipping Methods and Transit Times

DBs Car Audio ships orders from our Saint Cloud, Florida location. On occasion, orders will be fulfilled directly by the manufacturer or distributor in order to reduce the shipping time..

Order Tracking

Once an order has been shipped, we send our customers an email with the tracking number for the order. Click on the tracking link in the email to follow the location of the package on the carrier's website. If you did not receive a tracking number by email or need to confirm the tracking information, please contact call us at 1-800-927-9390

Signature Required

Due to the valuable contents of some shipments, DBs Car Audio will only require a signature upon delivery if the order is over $500. Such guidelines will not be overruled upon the customer's request. Please understand that this is a security measure taken by our Company to ensure the safe delivery of each package and guarantee excellent service. Many of our third-party shipping carriers and payment companies require signatures upon delivery to protect against fraud and theft. Customers may request a signature upon delivery by emailing us at dbscaraudiofl@gmail.com.

Shipping Policy Disclaimer

Delivery estimates do not apply to items shipped directly from the manufacturer, nor out-of-stock items. Some items that ship from the manufacturer can only be delivered to addresses within the 48 continental states.

Standard delivery time for domestic customers will average from 2-4 business days, but can take longer in some cases. Saturday, Sunday and national holidays are not considered business days for delivery purposes.

Our Shipping Guarantee applies only to shipments delayed due to our service failure. We will not guarantee shipments that are delayed due to an act of god (ex: weather), a catastrophic event, or failure by our delivery partners. Our guarantee is also voided if incorrect billing or shipping information is given and results in your order being delayed to its destination. Our guarantee is also void if no one is available to sign for shipment when delivery attempt is made if a signature is required.

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