JL Audio 12IB4 Manual

JL Audio Auto subwoofer 12IB4

Læs gratis den danske manual til JL Audio 12IB4 (4 sider) i kategorien Auto subwoofer. Denne vejledning er vurderet som hjælpsom af 18 personer og har en gennemsnitlig bedømmelse på 4.9 stjerner ud af 9.5 anmeldelser. Har du et spørgsmål om JL Audio 12IB4, eller vil du spørge andre brugere om produktet?

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Congratulations on your purchase of a JL Audio subwoofer component. Your JL Audio subwoofer is a

precision loudspeaker which has been engineered to produce the highest quality sub-bass performance in

your vehicle. Authorized JL Audio dealers have extensive technical information about your new speaker.

8IB4 10IB4 12IB4

Subwoofers

owner’s manual

CAUTION

SUBWOOFER: 8IB4 10IB4 12IB4

Free Air Resonance (Fs): 37.5 Hz 37.5 Hz 40.5 Hz

Electrical “Q” (Qes): 0.744 0.837 0.673

Mechanical “Q” (Qms): 8.484 9.400 10.967

Total Speaker “Q” (Qts): 0.684 0.769 0.634

Equiv. Compliance (Vas): 1.80 ft³ 2.93 ft³ 3.97 ft³

51.0 litres 83.0 litres 112.4 litres

One-way, Linear Excursion: 0.34 in 0.30 in 0.29 in

(Xmax)* 8.6 mm 7.6 mm 7.3 mm

Efficiency (1W/1m)**: 87.4 dB 89.0 dB 92.2 dB

Effective Piston Area (Sd): 30.7 in² 51.8 in² 78.5 in²

0.0198 m² 0.0334 m² 0.0506 m²

DC Resistance (Re): 6.10Ω 7.20Ω 6.07Ω

Nominal Impedance: 8Ω 8Ω 8Ω

Power Handling (continuous): 75W 100W 125W

Mounting Depth: 3.875 in 5.2 in 5.5 in

98 mm 132 mm 140 mm

Mounting Hole Diameter: 7.0 in 9.125 in 11.0625 in

178 mm 232 mm 281 mm

Driver Displacement: 0.03 ft³ 0.05 ft³ 0.06 ft³

0.792 litres 1.414 litres 1.696 litres

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.

AMPLIFIER

IB4

8.0

4.0

2.7

WIRING OPTIONS

2 JL AUDIO IB4

*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”.

SUBWOOFER SPECIFICATIONS

CAUTION

IMPORTANT

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 por ted or bandpass applications.