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M6-8IB-L-SbSb-4 8-inch (200 mm) Marine Subwoofer Driver, Black Trim Ring, Black Luxe Grille, 4 Ω

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SKU:
M6-8IB-L-SbSb-4
Condition:
New
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$449.99
$449.99

Description

With appropriate system setup, the addition of a subwoofer frees your smaller main speakers from the burden of reproducing low frequencies. This allows your whole system to play louder and to sound cleaner at all listening levels.

M6 Luxe subwoofers are outfitted with a low-profile mounting bezel and a fine mesh grille for minimal protrusion into cabin space. The result is a clean, visual appearance complementary of the finest marine vessel surroundings.

Engineered to operate without a dedicated enclosure, M6 infinite-baffle woofers feature a DMA-optimized, long excursion design and rugged suspension systems to generate smooth, powerful bass that will transform your boat’s audio system.

The M6-8IB is best used with amplifier power in the 50W - 200W range and is optimized to operate with a large volume of air behind it (at least 1.5 cu. ft. / 42.5 l). If you prefer to use a dedicated enclosure, refer to one of the suggested designs located in the Specifications section for optimum performance.

Like all JL Audio marine speakers, this driver is built to withstand a real saltwater marine environment and deliver years of listening enjoyment.

Production of all M6 loudspeakers takes place in JL Audio’s Miramar, Florida factory, using global components and materials.

Sold individually.

General Specifications
Continuous Power Handling (RMS): 200 W
Nominal Impedance (Znom): 4 Ω

Physical Specifications
Nominal Diameter: 8.0 in / 200 mm
Overall Diameter: 10.25 in / 260 mm
Bolt Hole Circle Diameter: 9.27 in / 235 mm
Frontal Grilles Protrusion*: 0.48 in / 12 mm
Mounting Hole Diameter: 8.625 in / 219 mm
Mounting Depth: 6.30 in / 160 mm
Driver Displacement: 0.073 cu ft / 2.07 L
Net Weight: 8.70 lb / 3.90 kg
*Frontal grille protrusion measured from mounting surface

Parameters
Free Air Resonance (Fs): 54.92 Hz
Electrical “Q” (Qes): 0.852
Mechanical “Q” (Qms): 10.314
Total Speaker “Q” (Qts): 0.787
Equivalent Compliance (Vas): 0.54 cu ft / 15.29 L
One-Way Linear Excursion (Xmax)*: 0.53 in / 14 mm
Reference Efficiency (no): 0.28%
Efficiency (1 W / 1 m)**: 86.8 dB SPL
Effective Piston Area (Sd): 35.15 sq in / 0.0227 sq m
DC Resistance (Re): 2.993 Ω
* Xmax specifications are derived via one-way voice coil overhang method with no correction factors applied.
** Efficiency (1 W / 1 m) is not an accurate indicator of a subwoofer’s output capability and should not be used as a comparison to other subwoofers to determine which one is “louder”.

Sealed Enclosure Specifications
Wall Thickness: 0.75 in / 19 mm
Front Baffle Thickness: 0.75 in / 19 mm
Volume (net int.): 2.00 cu ft / 56.6 L
External Width (W): 16 in / 406 mm
External Height (H): 16 in / 406 mm
External Depth (D): 18.25 in / 464 mm
F3: 51.78 Hz
Fc: 61.89 Hz
Qtc: 0.8869

Ported Enclosure Specifications
Wall Thickness: 0.75 in / 19 mm
Front Baffle Thickness: 0.75 in / 19 mm
Volume (net int.): 1.50 cu ft / 42.5 L
External Width (W): 16 in / 406 mm
External Height (H): 16 in / 406 mm
External Depth (D): 15.125 in / 384 mm
Internal Port Diameter (ID): 4 in / 102 mm
Port Length (L): 13.50 in / 343 mm
Tuning Frequency (Fb): 37 Hz
F3: 31.26 Hz

Enclosure Notes
* The enclosure recommendations listed above are external dimensions which assume the use of 0.75 in (19 mm) thick material. If you are using 0.625 in (16 mm) thick material, subtract 0.25 in (6.5 mm) from each dimension. Do not use any material with a thickness of less than 0.625 in (16 mm) as this may compromise the rigidity of the enclosure.
* All enclosure volumes listed above are net internal volumes! Driver displacement, port displacement and brace displacement must be added to obtain the final gross internal volume. All enclosure dimensions above have already taken this into account.
* When using multiple subwoofers in a common enclosure you will need to recalculate the enclosure and port dimensions. For assistance please contact your authorized JL Audio dealer or JL Audio Technical Support.
* We recommend the use of this speaker in a bi-amplified system using high-quality satellite speakers and a high-quality amplifier. We do not recommend the use of this subwoofer with a passive crossover (coil), as this type of device will adversely affect performance.
* All specifications are subject to change without notice.

Safety Notice
Prolonged exposure to sound pressure levels in excess of 100dB can cause permanent hearing loss. This high-performance speaker can exceed this level. Please exercise restraint in its operation in order to preserve your ability to enjoy its fidelity.

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.

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Extra Information

Brand:
JL Audio
Weight:
12.00 LBS
UPC:
699440937696
Bundle:
No
Feature 1:
Outfitted with a low-profile mounting bezel and a fine mesh grille for minimal protrusion into cabin space
Feature 2:
M6 infinite-baffle woofers feature a DMA-optimized, long excursion design and rugged suspension systems
Feature 3:
Best used with amplifier power in the 50W - 200W range
Feature 4:
Clean, visual appearance complementary of the finest marine vessel surroundings
Feature 5:
Optimized to operate with a large volume of air behind it
Condition:
NEW
Weight:
12.0000 lbs
Shipping:
Free 2-Day Shipping!

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