Description
Alpine SWS-12D4 Type-S 12″ Subwoofer
Alpine SWS-12D4 – 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 Spiral-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
Alpine SWS-12D4 – 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: 25.5L
- Vented enclosure: 53.8L
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: 25.5L
- Vented enclosure: 53.8L
