MD.Lab SW-B10E

10″ subwoofer · 4 Ω · 150 W RMS

Fs 32.8 HzQts 0.53Vas 1.44 ft³

Recommended box

For a sedan, one sub, 150 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 volume1.09 ft³ (31 L)
Qtc0.80
Fc50 Hz
F3 (−3 dB, no cabin gain)47 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 18 5/8″
Open sealed box in designer

Ported

Net volume2.15 ft³ (61 L)
Tuning (Fb)32 Hz
Portslot 1 9/16 × 14 5/16″, 23 7/16″ long
Port velocity at 150 W39 ft/s
F3 (−3 dB, no cabin gain)29 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 12″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs32.8 Hz
Qts0.53
Qes0.61
Qms3.92
Vas1.44 ft³
Re3.6 Ω
Sd56 in²
Xmax≈ 0.39″
Mms107 g calc.
BL11.4 T·m calc.
EBP54 — sealed or ported calc.
Sensitivity, 1 W / 1 m85.7 dB calc.

General

Size10″
Voice coils4 Ω
RMS power150 W

Mounting dimensions

Ø10 3/16″cutout Ø9″mounting depth 4 13/16″magnet Ø≈ 5 7/8″
Cutout diameter9″
Mounting depth4 13/16″
Overall diameter10 3/16″

Cone area (Sd) calculated from Fs, Vas and Mms: 56 in².

“≈” 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 MD.Lab 10″ models