DD Audio 3510i D2

10″ subwoofer · dual 2 Ω · 1,200 W RMS

Fs 43.7 HzQts 0.60Vas 0.55 ft³Xmax 0.69″

Recommended box

For a sedan, one sub, 1,200 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 volume0.71 ft³ (20 L)
Qtc0.80
Fc58 Hz
F3 (−3 dB, no cabin gain)54 Hz
Example box (outside)13 3/8″ × 13 3/8″ × 10 11/16″
Open sealed box in designer

Ported

Net volume1.91 ft³ (54 L)
Tuning (Fb)32 Hz
Portslot 2 3/4 × 14 5/16″, 48 7/8″ long
Port velocity at 1,200 W68 ft/s
F3 (−3 dB, no cabin gain)28 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 14 11/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs43.7 Hz
Qts0.60
Qes0.67
Qms5.8
Vas0.55 ft³
Re (one coil)≈ 1.7 Ω
Sd≈ 52.7 in²
Xmax0.69″
EBP65 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.9 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power1,200 W

Mounting dimensions

Ø11 7/16″cutout Ø10 3/16″mounting depth 7 15/16″magnet Ø≈ 6 5/8″
Cutout diameter10 3/16″
Mounting depth7 15/16″
Overall diameter11 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 DD Audio 10″ models