Kicker Solo-Baric L7S 8" 2-Ohm DVC (44L7S82)

8″ subwoofer · dual 2 Ω · 450 W RMS

Fs 42.9 HzQts 0.65Vas 0.37 ft³Xmax 0.62″

Recommended box

For a sedan, one sub, 450 W. It’s the same math as the designer’s step-by-step mode, where you can fit the box to your space, vehicle and amp and get plans, a cut sheet and DXF.

Sealed

Net volume0.71 ft³ (20 L)
Qtc0.80
Fc53 Hz
F3 (−3 dB, no cabin gain)49 Hz
Example box (outside)10 1/4″ × 10 1/4″ × 17 7/8″
Open sealed box in designer

Ported

Net volume1.59 ft³ (45 L)
Tuning (Fb)30 Hz
Portslot 1 3/4 × 14 5/16″, 43 5/16″ long
Port velocity at 450 W60 ft/s
F3 (−3 dB, no cabin gain)26 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 5/16″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs42.9 Hz
Qts0.65
Qes0.7
Qms9.04
Vas0.37 ft³
Re (one coil)1.7 Ω
Sd41.7 in²
Xmax0.62″
Vd25.9 in³ calc.
Mms136 g calc.
BL9.4 T·m calc.
EBP61 — sealed or ported calc.
Sensitivity, 1 W / 1 m82.7 dB calc.

General

Size8″
Voice coilsdual 2 Ω
RMS power450 W

Mounting dimensions

≈ 8 7/16″ × ≈ 8 7/16″cutout 7 1/4″mounting depth 4 3/4″magnet Ø6 1/8″
Cutout (square, side)7 1/4″
Mounting depth4 3/4″
Magnet diameter6 1/8″

“≈” means the value isn’t in the spec sheet and a typical value for the size is used; “calc.” means it’s calculated from the published parameters. Check the manufacturer’s spec sheet before you build.

Data sources

Other Kicker 8″ models