CT Sounds STRATO-10 D2

10″ subwoofer · dual 2 Ω · 1,250 W RMS

Fs 37 HzQts 0.56Vas 0.33 ft³Xmax 0.59″

Recommended box

For a sedan, one sub, 1,250 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 volume0.51 ft³ (14.5 L)
Qtc0.71
Fc47 Hz
F3 (−3 dB, no cabin gain)49 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 9 3/8″
Open sealed box in designer

Ported

Net volume0.99 ft³ (28 L)
Tuning (Fb)29 Hz
Portround port Ø2 1/2″, 14 3/16″ long
Port velocity at 1,250 W382 ft/s
F3 (−3 dB, no cabin gain)25 Hz
Example box (outside)18 3/4″ × 15 3/4″ × 9 1/4″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs37 Hz
Qts0.56
Qes0.609
Qms6.34
Vas0.33 ft³
Re (one coil)2.2 Ω
Sd51.2 in²
Xmax0.59″
Vd30.2 in³ calc.
Mms306 g calc.
BL16 T·m calc.
EBP61 — sealed or ported calc.
Sensitivity, 1 W / 1 m80.9 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power1,250 W

Mounting dimensions

Ø10 15/16″cutout Ø9 5/16″mounting depth 6 3/4″magnet Ø≈ 6 1/16″
Cutout diameter9 5/16″
Mounting depth6 3/4″
Overall diameter10 15/16″

“≈” 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 CT Sounds 10″ models