Alpine SWS-2549 User Manual
R
APPLICATION GUIDE
GUIDE D’APPLICATION
SWS-3049
®
Haut-parleur de sous-graves de 30 cm (12 pouces) (4 ohms)
12 Inch Subwoofer (4Ω)
ALPINE ELECTRONICS, INC.
Tokyo Office : 1-1-8 Nishi Gotanda,
Shinagawa-ku, Tokyo 141, Japan
Tel. : (03) 3494-1101
ALPINE ELECTRONICS OF AMERICA, INC.
19145 Gramercy Place,Torrance,
California 90501 U.S.A.
Tel. : 1-800-ALPINE-1 (1-800-257-4631)
ALPINE ELECTRONICS OF CANADA, INC.
Suite 203, 7300 Warden Ave. Markham,
Ontario L3R 9Z6, Canada
Tel. : 1-800-ALPINE-1 (1-800-257-4631)
ALPINE ELECTRONICS OF AUSTRALIA PTY. LTD.
6-8 Fiveways Boulevarde
Keysborough, Victoria 3173, Australia
Tel. : (03) 9769-0000
YONG WAH PRINTING SDN. BHD.
60, JALAN SERULING 58,
TAMAN KLANG JAYA 41200
KLANG, SELANGOR MALAYSIA
ALPINE ELECTRONICS GmbH
Brandenburger Strasse 2-6 D-40880 Ratingen,
Germany
Tel. : 02102-45 50
ALPINE ITALIA S.p.A.
Via C. Colombo 8, 20090 Trezzano Sul
Naviglio Ml, Itary
Tel. : 02-48 40 16 24
ALPINE ELECTRONICS FRANCE S.A.R.L.
(RCS PONTOISE B 338 101 280)
98, Rue De La Belle Etoile, Z.I. Paris Nord ll B.P. 50016
F-95945, Roissy, Charles de Gaulle Cedex, France
Tel. : 01-48 63 89 89
ALPINE ELECTRONICS OF U.K., LTD.
13 Tanners Drive, Blakelands,
Milton Keynes MK 14 5BU, U.K.
Tel. : 01908-61 15 56
ALPINE ELECTRONICS DE ESPAÑA, S.A.
Portal De Gamarra 36, Pabellón 32
01013 Vitoria (Alava) - Apdo. 133, Spain
Tel. : 34-45-283588
68P11199Y36-O
Printed in MALAYSIA
SWS-2549
10 Inch Subwoofer (4Ω)
Haut-parleur de sous-graves de 25 cm (10 pouces) (4 ohms)
●SPECIFICATIONS
MODEL
System (Impedance)
Power Handling (Continuous)
Frequency Response
Sensitivity
*
D.C.Coil Resistance (Re)
Inductance (Le) 1kHz/20kHz
Free Air Resonance (Fs)
Equivalent Stiffness (Vas)
Qms/Qes/Qts
Excursion (X max, X peak)
Cone Area (Sd)
Diaphragm Material
SWS-3049
12" Subwoofer (4Ω)
150W RMS
Fs〜2kHz
89dB/W(1m)
3.9Ω
2.9mH/1.1mH
28Hz
111.8l
8.42/0.58/0.54
2.5mm/15mm
490.9cm
2
Plastic Coated
Non-pressed
Kraft Pulp
SWS-2549
10" Subwoofer (4Ω)
150W RMS
Fs〜2kHz
88dB/W(1m)
3.9Ω
2.9mH/1.1mH
31Hz
50.3l
8.47/0.51/0.48
2.5mm/15mm
346.4cm
2
Plastic Coated
Non-pressed
Kraft Pulp
SWS-3049
SWS-2549
293.5 MM
(11-9/16")
248 MM
(9-3/4")
12.5 MM
(1/2")
φ308 MM
11.5 MM
(7/16")
(12-1/8")
124 MM
(4-7/8")
111 MM
(4-3/8")
(4-3/4")
φ120 MM
(10-9/16")
φ269 MM
Magnet Weight
Voice Coil Diameter
Driver's Physical Volume
(Front Mt./Rear Mt.)
Sealed Box for Q=0.707
(Net internal volume, filled,
30oz. Ferrite
φ50mm
3.0l/3.9l
123l
(4.34 cu. ft.)
30oz. Ferrite
φ50mm
2.4l/3.2l
45l
(1.59 cu. ft.)
loss Q=7, from LEAP)
*
This is a midrange value, and is meaningless for subwoofer operation.
(10-3/16")
φ260 MM
(4-3/4")
φ120 MM
(8-15/16")
φ228 MM
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