All specifications are subject to change without notice.
SUBWOOFER
RECOMMENDED SEALED ENCLOSURES
| Volume | External Dimensions | F3 | Fc | Qtc | |
| (net int.) | (Width x Height x Depth) | (Hz) | (Hz) | ||
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0.15 ft³ | 9 in. x 9 in. x 6.750 in. | 34 | 60.06 | 0.729 | ||
4.2 litres | 229 mm x 229 mm x 171 mm | |||||
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0.15 ft³ | 9 in. x 9 in. x 6.750 in. | 35 | 64.10 | 0.894 | ||
4.2 litres | 229 mm x 229 mm x 171 mm | |||||
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SUBWOOFER
RECOMMENDED PORTED ENCLOSURES
Volume
(net int.)
External Dimensions
(Width x Height x Depth)
Round Port Specs
(Inner Diameter x Length)
Port Information
Tune to:
(Hz)
F3
(Hz)
TBA
TBA
TBA
TBA
TBA
TBA
TBA
TBA
TBA
TBA
TBA
TBA
•The enclosure recommendations listed are external dimensions which assume the use of 3/4" (19mm) thick material. If you are using 5/8" (16mm) thick material, subtract 1/4" (6.5mm) from each dimension. Do not use any material with a thickness of less than 5/8" (16mm) as this may compromise the rigidity of the enclosure.
•All enclosure volumes listed are net internal volumes! Box volume displacement, port displacement and brace displacement must be added to obtain the final gross internal volume. All enclosure dimensions listed have already taken this into account.
•When using two subwoofers in a common enclosure simply double the required volume and, in the case of a ported enclosure, use two times the recommended port(s).
•We recommend the use of this speaker in a
! ! CAUTION ! !
Prolonged exposure to sound pressure levels in excess of 100dB can cause permanent hearing loss. This
When installing a subwoofer in your vehicle, it is extremely important to secure the enclosure firmly. We recommend bolting the enclosure through the metal of the floorpan or the frame of the vehicle with large diameter washers for reinforcement. If an enclosure is not firmly attached, it can become a projectile in a collision. This is particularly important in a hatchback, station wagon, sports utility vehicle, or van.
JL AUDIO | 3 |