Orion XTR152D / XTR15D2 (XTR 15" DVC 2ohm)

15″ subwoofer · dual 2 Ω · 750 W RMS

Fs 23.8 HzQts 0.44Vas 4.87 ft³Xmax 0.49″

Recommended box

For a sedan, one sub, 750 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 volume2.08 ft³ (59 L)
Qtc0.80
Fc43 Hz
F3 (−3 dB, no cabin gain)41 Hz
Example box (outside)16 15/16″ × 16 15/16″ × 17 5/8″
Open sealed box in designer

Ported

Net volume4.84 ft³ (137 L)
Tuning (Fb)27 Hz
Portslot 2 3/4 × 16 5/16″, 28 1/2″ long
Port velocity at 750 W62 ft/s
F3 (−3 dB, no cabin gain)25 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 22 3/16″
Open ported box in designer
203040506080100150200667278849096HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs23.8 Hz
Qts0.44
Qes0.458
Qms9.8
Vas4.87 ft³
Re (one coil)1.96 Ω
Sd124.7 in²
Xmax0.49″
Vd60.9 in³ calc.
Mms297 g calc.
BL13.8 T·m calc.
EBP52 — sealed or ported calc.
Sensitivity, 1 W / 1 m88.1 dB calc.

General

Size15″
Voice coilsdual 2 Ω
RMS power750 W

Mounting dimensions

Ø15 7/16″cutout Ø13 9/16″mounting depth 8 9/16″magnet Ø≈ 8 13/16″
Cutout diameter13 9/16″
Mounting depth8 9/16″
Overall diameter15 7/16″

“≈” 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 Orion 15″ models