JL Audio 12W0v2-4 A Ce D, JL AUDIO 12WØv2-4, 12WØv2 SUBWOOFER PHYSICAL SPECIFICATIONS, Subwoofer

JL AUDIO 12WØv2-4

U.S. PATENT: #6,219,431

B

12WØv2 SUBWOOFER PHYSICAL

SPECIFICATIONS

Nominal Diameter:	12.0 in.
	305 mm
Overall Diameter (A):	12.52 in.
	318 mm
Mounting Hole Diameter (B):	11.0625 in.
	281 mm
Bolt Hole Circle (C):	11.7 in.
	297 mm
Magnet Diameter (D):	5.05 in
	128 mm
Mounting Depth (E):	5.4 in.
	137 mm
Net Weight:	8.11 lbs.
	3.68 kg
Driver Displacement:	0.048 ft3
	1.36 liters

A

CE

D

SUBWOOFER 12WØv2-4

Free Air Resonance (Fs): 28.43 Hz

Electrical “Q” (Qes): 0.715

Mechanical “Q” (Qms): 10.709

Total Speaker “Q” (Qts): 0.670

Equivalent Compliance (Vas): 2.530 ft3 71.64 liters

One-way, Linear Excursion (Xmax)*: 0.45 in. 11.4 mm

Efficiency (1W/1m)**: 85.64 dB SPL

Effective Piston Area (Sd): 74.509 in2

0.0481 m2

DC Resistance (Re): 4.280 ohm

Nominal Impedance: 4 ohm

Power Handling (continuous): 300 W

*Xmax specifications are derived via one-way voice coil overhang method with no correction factors applied.

**Efficiency (1W/1m) 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” !

2 JL AUDIO 12WØv2-4