Swat MAS-10 v.2

10″ subwoofer · 4 Ω · 400 W RMS

Fs 33.2 HzQts 0.43Vas 1.06 ft³

Recommended box

For a sedan, one sub, 400 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 volume0.49 ft³ (14 L)
Qtc0.76
Fc59 Hz
F3 (−3 dB, no cabin gain)58 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 9 11/16″
Open sealed box in designer

Ported

Net volume1.41 ft³ (40 L)
Tuning (Fb)33 Hz
Portslot 1 9/16 × 14 5/16″, 35 5/16″ long
Port velocity at 400 W57 ft/s
F3 (−3 dB, no cabin gain)31 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 9 15/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs33.2 Hz
Qts0.43
Qes0.463
Qms6
Vas1.06 ft³
Re≈ 3.4 Ω
Sd≈ 52.7 in²
Xmax≈ 0.39″
EBP72 — sealed or ported calc.
Sensitivity, 1 W / 1 m85.7 dB calc.

General

Size10″
Voice coils4 Ω
RMS power400 W

Mounting dimensions

Ø10 3/8″cutout Ø9 1/16″mounting depth 5 5/16″magnet Ø≈ 5 7/8″
Cutout diameter9 1/16″
Mounting depth5 5/16″
Overall diameter10 3/8″

Only Qts is published — Qms assumed to be 6 and Qes calculated (barely affects box design).

“≈” 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 Swat 10″ models