American Bass DX-154v2

15″ subwoofer · 4 Ω · 500 W RMS

Fs 29.4 HzQts 0.59Vas 2.73 ft³

Recommended box

For a sedan, one sub, 500 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 volume2.83 ft³ (80 L)
Qtc0.83
Fc41 Hz
F3 (−3 dB, no cabin gain)38 Hz
Example box (outside)31 1/2″ × 18 1/8″ × 11 3/4″
Open sealed box in designer

Ported

Net volume4.84 ft³ (137 L)
Tuning (Fb)28 Hz
Portslot 2 3/16 × 16 11/16″, 20 1/2″ long
Port velocity at 500 W66 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 18 1/8″ × 20 1/2″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs29.4 Hz
Qts0.59
Qes0.66
Qms5.62
Vas2.73 ft³
Re3.2 Ω
Sd124.6 in²
Xmax≈ 0.39″
Mms347 g calc.
BL17.6 T·m calc.
EBP45 — suits sealed calc.
Sensitivity, 1 W / 1 m86.7 dB calc.

General

Size15″
Voice coils4 Ω
RMS power500 W

Mounting dimensions

Ø≈ 15 1/2″cutout Ø14 5/16″mounting depth 7 11/16″magnet Ø≈ 9 5/16″
Cutout diameter14 5/16″
Mounting depth7 11/16″

“≈” 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 American Bass 15″ models