Alpine SWS-15D4 4 ohm subwoofer

Type-S 15″ 1500w (peak) Subwoofer

Description

The all-new Type-S subwoofers are more durable and powerful than ever, delivering accurate ground pounding bass. With their new sleek design, they look as great as they perform.

They are ready for virtually any system type desired, and have a shallow design which allows installation even in difficult locations.

Features

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

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

Spider
Material: ConexA? Design: 10 Segment High-Roll Progressive
Design
Voice Coil
Material: 180A?C 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

Specifications

Power Handling
Power Range: 150W – 500 Watts
RMS Power Handling: 500W
Peak Power Handling: 1500W

Dimensions
Mounting Depth: 177mm (7”)
Mounting Diameter: 347mm (13.7”)
Displacement: 0.07 cu. Ft.
Added Volume: 0.15 cu. ft. (Reverse Mount, Magnet Out)

General
Frequency Response: 24Hz – 200Hz

Recommended Enclosure Sizes
Sealed enclosure:
– Volume: 50.0L
Vented enclosure:
– Volume: 70.8L

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