Alpine SWR-1542D User Manual

TYPE-R SUBWOOFER
HAUT-PARLEUR D'EXTREMES GRAVES TYPE-R
APPLICATION GUIDE
GUIDE D' APPLICATION
SWR-15420
15 Inch Dual Voice Coil Subwoofer (4 0 )+(4 0)
Haut-parleur d'extremes graves a double bobine 15 po (4 D )+(4 D )
SWR-15220
15 Inch Dual Voice Coil Subwoofer (2 D )+(2 D)
Haut-parleur d'extremes graves a double bobine 15 po (2 D )+(2 D )
SWR-12420
12 Inch Dual Voice Coil Subwoofer (4 0 )+(4 0)
Haut-parleur d'extremes graves a double bobine 12 po (4 D )+(4 D)
SWR-12220
12 Inch Dual Voice Coil Subwoofer (2 D )+(2 D)
Haut-parleur d'extremes graves a double bobine 12 po (2 D )+(2 D)
SWR-10420
10 Inch Dual Voice Coil Subwoofer (4 D )+(4D )
Haut-parleur d'extremes graves
a double bobine 10 po (4 D )+(4 D )
SWR-10220
10 Inch Dual Voice Coil Subwoofer (2 D )+(2 D )
Haut-parleur d'extremes graves
a double bobine 10 po (2 D )+(2 D)
Ill
I

Alpine SWR-1542D Specifications

General

Product type	Subwoofer driver
Subwoofer type	Passive subwoofer
DC resistance (Re)	3.75 Ω
Subwoofer peak power	2000 W
Subwoofer sensitivity	87 dB
Subwoofer frequency range	20 - 400 Hz
Sensitivity	87 dBmW
Magnet weight	4394 g
Product color	Black, Metallic
Voice coil type	Dual 4-layer
Displacement volume	775 cm³
Voice coil diameter	65 mm
Total Q-factor (Qts)	0.45
Peak excursion (Xmax)	20.5 mm
Resonance frequency (Fs)	23 Hz
Electrical Q-factor (Qes)	0.48
Mechanical Q-factor (Qms)	7.71
Effective piston area (Sd)	775 cm²
Voice coil inductance (Le)	65 mH
Volume Acoustic Compliance (VAS)	100 L
Housing material	Aluminum
Subwoofer driver diaphragm material	Kevlar

Weight and Dimensions

Depth	186 mm
Width	401 mm
Height	234 mm
Diameter	349.4 mm