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J12W

Enclosure Guidelines

To work properly, the walls of your enclosure must be free 

from flexing during high sound pressure generated by your 

subwoofer(s).

For best performance, always use MDF (Medium Density 

Fiberboard) or Baltic Birch Plywood to build your enclosure. We 

highly recommend that your wood be at least 3/4" in thickness. 

The enclosure should be sealed internally with silicon or glue and 

secured with screws every 4".

Assemble the box before cutting the subwoofer hole(s). If the box 

will be mounted in a vehicle, it should be fastened securely using 

metal "L" shaped brackets.

To build an enclosure, calculations will need to be made using the 

information found on the following 3 pages.

Remember:

• Use 3/4" MDF or Baltic Birch Plywood

• Use wood glue in joints

• Seal joints with silicon caulking

• Use screws every 2 to 4 inches

Summary of Contents for J12W

Page 1: ...J12W OWNER S MANUAL WATTS 1200 12 inch SUBWOOFER...

Page 2: ...For safety disconnect the negative terminal from the battery prior to beginning the installation 3 Use the highest quality connectors for a reliable installation and to minimize signal or power loss...

Page 3: ...wire is of sufficient length to avoid pulling or stretching This is even more important if the wires will be run under or through the factory interior Use electrical tape and wire ties to ensure all w...

Page 4: ...ponse 27Hz 350Hz Impedance 4 Peak Power 1200 watts RMS 300 watts Fs 30Hz Vas 92 354m cu Qms 11 701 Qes 0 595 Qts 0 566 Terminals 205 205 Cutout Size 11 Magnet Weight 40oz All specifications are subjec...

Page 5: ...t 3 4 in thickness The enclosure should be sealed internally with silicon or glue and secured with screws every 4 Assemble the box before cutting the subwoofer hole s If the box will be mounted in a v...

Page 6: ...x 11 5 D Better Bass Performance Small Enclosure Vb Box Volume 1 00 Cu Ft Example Dimensions 15 W x 14 H x 13 D Best Bass Performance Medium Enclosure Vb Box Volume 1 25 Cu Ft Example Dimensions 17 W...

Page 7: ...P Port 3 ID x 9 7 Long Better Bass Performance Small Enclosure Vb Box Volume 1 25 Cu Ft Example Dimensions 14 50 W x 17 H x 14 D P Port 3 ID x 10 25 Long Best Bass Performance Medium Enclosure Vb Box...

Page 8: ...ass Performance Small Enclosure Vf Box Volume 84 Cu Ft Vr Box Volume 69 Cu Ft P Port 4 ID x 2 625 Long Sb Speaker baffle location outside front 9 25 Example Dimensions 15 W x 18 5 H x 15 D Best Bass P...

Page 9: ...of the product Specific license conditions and copyright notices for the software can be found via www jensenmobile com What to do 1 Before you call for service check the troubleshooting guide in your...

Page 10: ...120 v01 Printed in China Namsung America Inc 2020 Namsung America Inc All rights reserved All rights reserved No part of this publication may be reproduced distributed or transmitted in any form or by...

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