JL Audio 10IB4 Owner's Manual page 2

SUBWOOFER SPECIFICATIONS
SUBWOOFER:
Free Air Resonance (Fs):
Electrical "Q" (Qes):
Mechanical "Q" (Qms):
Total Speaker "Q" (Qts):
Equiv. Compliance (Vas):
One-way, Linear Excursion:
(Xmax)*
Efficiency (1W/1m)**:
Effective Piston Area (Sd):
DC Resistance (Re):
Nominal Impedance:
Power Handling (continuous):
Mounting Depth:
Mounting Hole Diameter:
Driver Displacement:
*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".
!!
CAUTION
This woofer is specifically designed for infinite baffle installation. It may be used in a large sealed enclosure of at least 8 cubic feet if necessary. This woofer is not well suited for ported or bandpass applications.
!!
CAUTION
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.
2
8IB4 10IB4
37.5 Hz 37.5 Hz
0.744 0.837
8.484 9.400
0.684 0.769
1.80 ft³ 2.93 ft³
51.0 litres 83.0 litres
0.34 in 0.30 in
8.6 mm 7.6 mm
87.4 dB 89.0 dB
30.7 in² 51.8 in²
0.0198 m² 0.0334 m²
6.10Ω 7.20Ω
8Ω 8Ω
75W 100W
3.875 in 5.2 in
98 mm 132 mm
7.0 in 9.125 in
178 mm 232 mm
0.03 ft³ 0.05 ft³
0.792 litres 1.414 litres
WIRING OPTIONS
12IB4
40.5 Hz
0.673
10.967
0.634
3.97 ft³
112.4 litres
0.29 in
7.3 mm
92.2 dB
78.5 in²
0.0506 m²
6.07Ω
8Ω
125W
5.5 in
140 mm
11.0625 in
281 mm
0.06 ft³
1.696 litres
I M P O R T A N T
C A U T I O N
I B 4
8.0
AMPLIFIER
4.0
AMPLIFIER
AMPLIFIER
JL AUDIO IB4
2.7
!!
CA
!!
CA