JL Audio 13W7 AE

The  13W7 AE is a very powerful 12" (30 cm) subwoofer from JL Audio. This product stands out for its unmatched features and high quality standards. Starting with the words "extreme", "reference" and "ultimate" that this model can honestly claim for itself, to the impressive linear excursion of more than 32mm in one direction and a suspension that allows an excursion of more than 4 inches from peak to peak. The 13W7 AE offers no compromise not only in terms of performance, but also in terms of features. Equipped with features such as the Anniversary Edition cone badge, Anniversary Edition terminal label and a satin black powder coated basket, this model exudes quality and style. Optimal performance is achieved in the range of 500W - 1500W and is optimized for operation in a 53.1L or 67.3L housing.

• 10th Anniversary Edition - 13.5-inch subwooferW7 (1500 W, dual 1.5 Ω voice coils)
  
• Words like "extreme," "reference," and "ultimate" are thrown around a lot in the subwoofer world, but rare is the product that can honestly claim them. The 13W7 AE does this.
  
• The 13thW7 AE brings theW7 design formula to its highest level, offering an astonishing linear deflection of more than 32 mm (1.25 inches) in one direction, as well as a suspension that allows for more than 4 inches of deflection from tip to tip.
• This is combined with a membrane diameter that is 28% larger than that of the 12W7 AE is.
• JL's   The most powerful subwoofer is best used with amplifier power in the 500W - 1500W range and is optimized for operation in a 53.1 l (1,875 cu. ft.) sealed enclosure or a 67.3 l (2.3 cu. ft.) interconnect enclosure.
• W7 AE (Anniversary Edition) subwoofers celebrate the 10th anniversary of the introduction of theW7 -Subwoofer. Functionally they are the same as the originalW7 -Subwoofers are identical, but differ in the following cosmetic differences:
  
• satin black powder-coated baskets
• Bright anodized circumferential clamping ring
• anniversary edition cone badge
• Terminal label of the anniversary edition

• Continuous power handling (RMS): 1500 W
  
• Recommended amplifier power (RMS) 500 - 1500 W
  
• Nominal impedance (Znom): Dual 1.5 Ω

• Nominal diameter: 345 mm / 13.5 inches
• Total diameter (A): 356 mm / 14 inches
• Mounting hole diameter (B) : 302 mm / 11.9 inches
• Bolt circle diameter (C): 323 mm / 12.7 inches
• Motor outer diameter (D): 213 mm / 8.38 inches
• Installation depth (E): 267 mm (10.5 inches)
• Volume displacement: 0.21 cu ft / 5.9 L
• Net weight: 52 lb / 23.6 kg

• Free-air resonance (Fs): 23.5 Hz
• Electrical "Q" (Qes) : 0.476
• Mechanical "Q" (Qms) : 7.517
• overall quality  "Q" (Qts): 0.448
• Equivalent Volume (Vas): 3.68 cu ft / 104.3 L
• Simple linear displacement (Xmax)* : 1.25 inches/32 mm
• Reference efficiency: 0.27%
• Efficiency (1 W / 1 m): 86.3 dB SPL
• Effective membrane area (Sd): 0.0693 square meters
• DC resistance (Re): 2.41 Ω

• Wall thickness: 19 mm / 0.75 inches
• Front baffle thickness: 1.0 inch / 25 mm
• Volume (Net Int.): 1,875 cu ft / 53.1 L
• Outer width (W) : 407 mm / 16 inches
• External height (H) : 407 mm / 16 inches
• External depth (D): 479 mm (18.875 in / 479 mm)
• F3 : 37.4 Hz
• Fc : 40.5 Hz
• Qtc: 0.77