ALPINE 10D4 10 Inch 25 cm Type-R Subwoofer Installation Guide
- June 13, 2024
- Alpine
Table of Contents
TYPE-R SUBWOOFER
APPLICATION GUIDE
SWR-12D4
12 Inch Dual Voice Coil Subwoofer (4Ω)+(4Ω)
SWR-12D2
12 Inch Dual Voice Coil Subwoofer (2Ω)+(2Ω)
SWR-10D4
10 Inch Dual Voice Coil Subwoofer (4Ω)+(4Ω)
SWR-10D2
10 Inch Dual Voice Coil Subwoofer (2Ω)+(2Ω)
|
Type-R
---|---
SWR-10D2| SWR-10D4| SWR-12D2|
SWR-12D4
General Specifications
| 2Ω+2Ω| 4Ω+4Ω| 2Ω+2Ω| 4Ω+4Ω
Sealed| 10″|
12″
Frequency Response
| 26Hz-200Hz| 24Hz-200Hz
Power Range|
300W-1000W RMS
Power Handling
| 1000W RMS / 3000W PEAK
Magnet Weight| 111 oz|
127 oz
Voice Coil Diameter
| 65.5 mm (2.6″)
Thiel-Small Parameters
|
Sensitivity
(1W/1m)
| SPL| 82 dB| 82.1 dB| 84.7 dB| 84.9 dB
DC Resistance| Re| 1.95Ω+1.95Ω| 3.8Ω+3.8Ω| 1.95Ω+1.95Ω|
3.8Ω+3.8Ω
Inductance
| Le| 1.89 mH| 3.04 mH| 2.23 mH| 3.33 mH
Free Air Resonance| Fs| 31 Hz| 32 Hz| 27 Hz|
28 Hz
Equivalent Stiffness
| Vas| 18L| 46L
Mechanical Q| Qms| 7.84| 7.05| 7.1|
6.04
Electrical Q
| Qes| 0.54| 0.59| 0.47| 0.52
Total Q| Qts| 0.51| 0.55| 0.44|
0.48
Cone Area
| Sd| 333cm²| 479 cm²
Linear Excursion| Xmax
(1-way)|
20 mm
Mechanical Travel
| Xmech
(P-P)| 70 mm|
72 mm
Note: Specifications subject to change without notice
APPLICATION
4Ω+4Ω
Example 1 One Amplifier + One Subwoofer
- JUMPER/CAVALIER
Example 3 Two Amplifier + One Subwoofer
- JUMPER/CAVALIER
Example 5 One Amplifier + Two Subwoofer
- JUMPER/CAVALIER
Example 7 One Amplifier + Three Subwoofer
- JUMPER/CAVALIER
DIAGRAMS
SWR-10D4 / SWR-12D4
SWR-10D2 / SWR-12D2
2Ω+2Ω
Example 2 One Amplifier + One Subwoofer
- JUMPER/CAVALIER
Caution : Consult amplifier owner’s manual for 1Ω connection.
Example 4 Two Amplifier + One Subwoofer
- JUMPER/CAVALIER
Example 6 One Amplifier and Two Subwoofer
- JUMPER/CAVALIER
Example 8 One Amplifier + Four Subwoofer
- JUMPER CAVALIER
TYPE-R WIRING WORKSHEET
|
SWR-10D2/D4
|
SWR-12D2/D4
---|---|---
Sealed Box Range
| Net Internal Volume|
0.4-0.85 ft³
|
0.55-1.0 ft³
Recommended Sealed Box
| External Box Dimensions|
12″x12″x10.5″
|
14″x14″x11″
Gross Internal Volume|
0.58 ft³
|
0.85 ft³
Net Internal Volume|
0.50 ft³
|
0.75 ft³
F3, Qtc|
D2: 46 Hz, 0.74
D4: 44 Hz, 0.79
|
D2: 45 Hz, 0.75
D4: 45 Hz, 0.81
Vented Box Range
| Net Internal Volume|
0.75-1.3 ft³
|
1.0-1.5 ft³
Tuning|
35-39 Hz
|
32-37 Hz
Recommended Vented Box
| External Box Dimensions|
23″ x 12″ x 11.5″
|
23″ x 12.5″ x 14″
Gross Internal Volume|
1.3 ft³
|
1.71 ft³
Aire de l’évent (dimensions)|
10 in² (10″x1″)
|
12.5 in² (12.5″x1″)
Gross Internal Volume|
20″
|
19″
Vent Displacement|
0.2 ft³
|
0.23 ft³
Net Internal Volume (Vb)|
1.0 ft³
|
1.38 ft³
F3, ripple, Fb|
D2: 29Hz, 6.1dB, 36Hz
D4: 28Hz, 5.8dB, 36Hz
|
D2: 29Hz, 4.6dB, 35Hz
D4: 29Hz, 4.4dB, 35Hz
Notes:
1) Recommended enclosure net Internal volume is base upon 3/4″ 19mm) MDF
enclosure construction.
2) Consult the table below for alternative enclosure net Internal volume
calculation.
Front Mount Displacement* (magnet in)|
-0.08 ft³
|
-0.10 ft³
---|---|---
Reverse Mount Added Volume* (magnet out)|
+0.05 ft³
|
+0.09 ft³
*Base upon 3/4″ (19mm) baffle thickness, with opening cut approximately to gasket inner diameter
-
High Amplitude Multi-Roll Santoprene® Surround
(Patent Pending) -
Reinforced Parabolic Cone Structure with Poly-Mica Dust Cap & Pulp-Kevlar Cone Body
-
Concealed Mount Gasket
(Integrated Grille System Ready, US Pat #7,760,900) -
Reinforced Cone Neck & Spider Joint
-
Progressive Conex® Spider with Reinforced Layer Tinsel Leads
(US Pat #6,810,988) -
Integrated 8AWG Push Terminals with VC Configuration Jumpers
-
High-Excursion Overhung Voice Coil Configuration
-
High-Grade Strontium Ferrite Segmented Magnet Assembly
-
65mm Voice Coil with High-Temp 4-Layer DVC Winding on Spiral Cut Black Anodized Aluminum Former
-
Airflow Optimized Dual Flare Pole Vent
-
Cast Aluminum Frame with Integral Shorting Sleeve & Radial Vented Heat Sink
(US Pat #7,634,101, #7,272,238; other patents pending) -
Compound Radius Curve Extended Pole Geometry
(US Pat 06,639,993) -
Airflow Management & Heat Transfer System
(US Pat #7,684,585; #6,678,387)
SWR-12D4
SWR-12D2
SWR-10D4
SWR-10D2
ALPINE ELECTRONICS MARKETING,INC.
1-7 Yukigaya-otsukamachi,
Oth-ku, Tokyo 145-0067, Japan
Tel: (03) 5499-4531
ALPINE ELECTRONICS OF AMERICA, INC.
19145 Gramercy Place, Torrance,
California 90501, U.S.A.
Tel: 1-800-ALPINE-1 (1-800-257-4631)
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777 Supertest Road, Toronto,
Ontario M3J 2M9, Canada
Tel: 416-736-6211
ALPINE ELECTRONICS OF AUSTRALIA PTY. LTD.
161-165 Princes Highway, Hallam
Victoria 3803, Australia
Tel: (03) 8787-1200
ALPINE ELECTRONICS DE ESPANA, S.A.
Portal de Gamarra 36, Pabellón, 32
01013 Vitoria (Álava). APDO. 133 Spain
Tel: (945) 283-588
ALPINE ELECTRONICS GmbH
Wilhelm-Wagenfeld-Straße 1-3
80807 München, Germany
Tel: (089) 324-2640
ALPINE ELECTRONICS (Benelux) GmbH
Leuvensesteenweg 510-B6
1930 Zaventem, Belgium
Tel: 02-7251315
ALPINE ELECTRONICS OF U.K., LTD.
Alpine House Earlplace Business Park,
Fletchamstead Highway, Coventry CV4, 9TW
United Kingdom
Tel: (2476) 719-500
ALPINE ELECTRONICS FRANCE S.A.R.L.
98,Rue de la Belle Etoile, Z.I. Paris Nord,
B.P. 50016, 95945, Roissy Charles de Gaulle
Cédex, France
Tel: (01) 4863-8989
ALPINE ITALIA S.p.A.
Viale C. Colombo 8,
20090 Trezzano Sul Naviglio (MI), Italy
Tel: (02) 484-781
Printed in CHINA
References
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