DL Audio Phoenix Bass Machine 10 (2+2)

10″ subwoofer · dual 2 Ω · 1,100 W RMS

Fs 34 HzQts 0.72Vas 0.46 ft³

Recommended box

For a sedan, one sub, 1,100 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 volume0.92 ft³ (26 L)
Qtc0.88
Fc42 Hz
F3 (−3 dB, no cabin gain)36 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 15″
Open sealed box in designer

Ported

Net volume2.05 ft³ (58 L)
Tuning (Fb)25 Hz
Portslot 1 3/4 × 14 5/16″, 48 7/8″ long
Port velocity at 1,100 W94 ft/s
F3 (−3 dB, no cabin gain)21 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 13 3/4″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs34 Hz
Qts0.72
Qes0.818
Qms6
Vas0.46 ft³
Re (one coil)≈ 1.7 Ω
Sd≈ 52.7 in²
Xmax≈ 0.39″
EBP42 — suits sealed calc.
Sensitivity, 1 W / 1 m79.9 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power1,100 W

Mounting dimensions

Ø10 7/8″cutout Ø9 7/16″mounting depth 6 9/16″magnet Ø≈ 6 1/8″
Cutout diameter9 7/16″
Mounting depth6 9/16″
Overall diameter10 7/8″

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 DL Audio 10″ models