Alpine 15" Type-S Series Mobile Subwoofer - SWS-15D4

Alpine 15" Type-S Series Mobile Subwoofer, Model SWS15D4

Features:

• Dual 4-Ohm Voice Coils
• High Strength Steel Frame
  
• 8 AWG Push Terminals
  
• More Bass In Less Space
  
• High-Grade Strontium Ferrite Magnets
  
• Clean, Concealed Mount Gasket System

Specifications:

Power Handling

• Power Range: 150W - 500 Watts
  
• RMS Power Handling: 500W
  
• Peak Power Handling: 1500W

Diaphram

• Material: Oversized Hairline-Textured Mica Poly Dustcap w/ Kevlar Reinforced Pulp Paper Cone Body
  
• Design: 2-Piece Parabolic
  

Surround

• Material: Injected Molded Santoprene
  
• Design: High Amplitude Multi-Roll H.A.M.R Surround Design (Patent Pending)
  

Spider

• Material: Conex
  
• Design: 10 Segment High-Roll Progressive Design
  

Voice Coil

• Material: 180AC High Temp Wire on Sprial-Cut Aluminum Bobbin
  
• Design: 5-Layer Split-Winding Dual Voice Coil
  

Motor Structure

• Pole Geometry: FEA Optimized Underhung Design w/ Dual-Sided Compound Radius Pole Geometry
  
• Configuration: Dual Flared Design w/ Integrated Backplate Venting
  

Frame

• Material: 18GA High Strength Steel
  
• Design: Alpine-Designed 5 Leg Structure w/ Integrated Radial Voice Coil Vents
  

Terminals

• Layout: One Sided
  
• Design: 8ga. Push Terminals
  

Tinsel Leads

• Design: Reinforced-Layer Spider Integration
  

Gasket

• Design: Concealed Mount Gasket System

Approximate Weight:

• Shipping: 7 lbs