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Alpine SWR-12D4 Application Guide

Alpine SWR-12D4
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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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