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Alpine SWR-12D4 - User Manual

Alpine SWR-12D4
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CAR RECEIVERS — Receivers • Media receivers and stations • Native receivers • CD/DVD changers • FM-modulators/USB adapters • Flash memory • Facia plates and adapters • Antennas • Accessories |
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Other manuals for Alpine SWR-12D4

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Summary

Type-R Subwoofer Application Guide

Model Specifications Overview

Overview of 12-inch and 10-inch Type-R subwoofers with dual voice coil configurations.

General Specifications

Speaker Dimensions and Response

Details on speaker size, frequency response, power handling, and magnet weight for Type-R subwoofers.

Thiel-Small Parameters

Thiel-Small Parameter Details

Comprehensive list of Thiel-Small parameters including sensitivity, resistance, resonance, and excursion.

Wiring and Enclosure Diagrams

Amplifier and Subwoofer Wiring Examples

Illustrations showing various wiring configurations for amplifiers and subwoofers.

Enclosure Volume Calculations

Tables providing recommended net internal volumes for sealed and vented enclosures.

Subwoofer Construction Features

Key Component Features

Detailed breakdown of the physical components and technologies used in the Type-R subwoofer.

Alpine SWR-12D4 Specifications

General IconGeneral
Product typeSubwoofer driver
Subwoofer type-
DC resistance (Re)1.95 Ω
Subwoofer peak power3000 W
Subwoofer sensitivity84.7 dB
Subwoofer frequency range24 - 200 Hz
Sensitivity84.7 dBmW
Magnet weight3600 g
Product colorBlack
Voice coil typeDual 4-layer
Displacement volume479 cm³
Voice coil diameter65.5 mm
Total Q-factor (Qts)0.44
Peak excursion (Xmax)20 mm
Electrical Q-factor (Qes)0.47
Mechanical Q-factor (Qms)7.1
Voice coil inductance (Le)2.23 mH
Volume Acoustic Compliance (VAS)18 L
Housing materialAluminum
Subwoofer driver diaphragm materialPaper
Weight and Dimensions IconWeight and Dimensions
Depth162 mm
Width320 mm
Height189.3 mm
Diameter275 mm

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