JL Audio M6-10IB-S-GwGw-4 M6 Series 10" marine free air subwoofer (Gloss White Sport Grille) 4 Ω

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M6 10-inch Marine Subwoofer for Infinite-Baffle Use (250 W, 4 Ω) - Gloss White Trim Ring, Gloss White Sport Grille


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

Purpose-engineered and built for real marine duty, the M6 infinite-baffle woofers are designed to operate without a dedicated enclosure. Long excursion capability and rugged suspension systems help produce deep, powerful bass response that will transform your boat's audio system.

The M6-10IB is best used with amplifier power in the 75W - 250W range and is optimized to operate with a large volume of air behind it (at least 2 cu. ft. / 56.6 l). If you need a Subwoofer that operates in a small sealed enclosure, select our M6-10W, instead.

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

 

 

General Specifications
Continuous Power Handling (RMS) 250 W
Nominal Impedance (Znom) 4 Ω

 

 

Physical Specifications
M6_10_Dimensions.svg
Nominal Diameter 10.0 in / 250 mm
Overall Diameter (A) 10.75 in / 273 mm
Bolt Hole Circle Diameter (B) 9.70 in / 247 mm
Frontal Grilles Protrusion* (C) 1.66 in / 42 mm
Mounting Hole Diameter (D) 8.875 in / 225 mm
Mounting Depth (E) 5.90 in / 150 mm
Driver Displacement 0.052 cu ft / 1.47 L
Net Weight 8.70 lbs / 3.90 kg
*Frontal grille protrusion measured from mounting surface

 

 

Parameters
Free Air Resonance (Fs) 43.76 Hz
Electrical “Q” (Qes) 0.907
Mechanical “Q” (Qms) 11.315
Total Speaker “Q” (Qts) 0.84
Equivalent Compliance (Vas) 0.54 cu ft / 15.29 L
One-Way Linear Excursion (Xmax)* 0.52 in / 13.2 mm
Reference Efficiency (no) 0.28%
Efficiency (1 W / 1 m)** 86.1 dB SPL
Effective Piston Area (Sd) 50.11 sq in / 0.0323 sq m
DC Resistance (Re) 4.543 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) 17 in / 432 mm
External Height (H) 17 in / 432 mm
External Depth (D) 16.25 in / 413 mm
F3 41.54 Hz
Fc 53.41 Hz
Qtc 1.0253

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.


 

Ported Enclosure Specifications
Wall Thickness 0.75 in / 19 mm
Front Baffle Thickness 0.75 in / 19 mm
Volume (net int.) 2.50 cu ft / 70.8 L
External Width (W) 17 in / 432 mm
External Height (H) 17 in / 432 mm
External Depth (D) 20.50 in / 676 mm
Internal Port Diameter (ID) 4 in / 102 mm
Port Length (L) 12 in / 305 mm
Tuning Frequency (Fb) 37 Hz
F3 25.09 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.