B2 Audio RIOT10 D2 v3

10″ subwoofer · dual 2 Ω · 1,000 W RMS

Fs 28.3 HzQts 0.55Vas 0.68 ft³Xmax 0.71″

Recommended box

For a sedan, one sub, 1,000 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 volume0.60 ft³ (17 L)
Qtc0.80
Fc41 Hz
F3 (−3 dB, no cabin gain)39 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 10 5/8″
Open sealed box in designer

Ported

Net volume1.84 ft³ (52 L)
Tuning (Fb)25 Hz
Portround port Ø2 1/2″, 9 3/4″ long
Port velocity at 1,000 W422 ft/s
F3 (−3 dB, no cabin gain)22 Hz
Example box (outside)31 1/8″ × 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

Fs28.3 Hz
Qts0.55
Qes0.61
Qms5.62
Vas0.68 ft³
Re (one coil)1.9 Ω
Sd51 in²
Xmax0.71″
Vd36.1 in³ calc.
Mms251 g calc.
BL11.8 T·m calc.
EBP46 — suits sealed calc.
Sensitivity, 1 W / 1 m80.6 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power1,000 W

Mounting dimensions

Ø10 1/2″cutout Ø9 1/4″mounting depth 6 13/16″magnet Ø≈ 6″
Cutout diameter9 1/4″
Mounting depth6 13/16″
Overall diameter10 1/2″

“≈” 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 B2 Audio 10″ models