Owner's Manual

2 JL AUDIO 12W1v 3 -2 /12W1v 3-4
SUBWOOFER 12W1v3-2 12W1v3-4
Free Air Resonance (Fs): 26.55 Hz 26.21 Hz
Electrical “Q” (Qes): 0.554 0.535
Mechanical “Q” (Qms): 8.731 8.200
Total Speaker “Q” (Qts): 0.521 0.502
Equivalent Compliance (Vas):
2.544 ft
3
72.04 litres
2.706 ft
3
76.63 litres
One-way, Linear Excursion (Xmax)*:
0.45 in
11.4 mm
0.45 in
11.4 mm
Efficiency (1W/1m)**: 85.9 dB SPL 86.1 dB SPL
Effective Piston Area (Sd):
81.426 in
2
0.0525 m
2
81.426 in
2
0.0525 m
2
DC Resistance (Re): 2.210 ohm 3.915 ohm
Nominal Impedance: 2 ohm 4 ohm
Power Handling (continuous): 300W 300W
* 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” !
A
C
D
B
E
12W1v3 SUBWOOFER PHYSICAL
SPECIFICATIONS
Nominal Diameter:
12.0 in
300 mm
Overall Diameter (A):
12.50 in
318 mm
Mounting Hole Diameter (B):
11.0625 in
281 mm
Bolt Hole Circle (C):
11.7 in
297 mm
Magnet Diameter (D):
5.25 in
133 mm
Mounting Depth (E):
5.41 in
137 mm
Net Weight:
12.2 lbs
5.5 kg
Driver Displacement:
0.052 ft
3
1.47 liters
JL AUDIO 12W1v3-2 / 12W1v3-4
U.S. PATENTS: #5,734,734 #6,501,844 #6,219,431 #D480,709 Other U.S. & Foreign patents pending.
All specifications are subject to change without notice.