Dayton Audio UMII10-22

10″ subwoofer · dual 2 Ω · 600 W RMS

Fs 39 HzQts 0.57Vas 0.75 ft³Xmax 0.79″

Recommended box

For a sedan, one sub, 600 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 volume0.78 ft³ (22 L)
Qtc0.80
Fc55 Hz
F3 (−3 dB, no cabin gain)51 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 13 1/16″
Open sealed box in designer

Ported

Net volume2.08 ft³ (59 L)
Tuning (Fb)31 Hz
Portslot 1 15/16 × 14 5/16″, 33 1/4″ long
Port velocity at 600 W63 ft/s
F3 (−3 dB, no cabin gain)27 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 12 7/8″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs39 Hz
Qts0.57
Qes0.73
Qms2.67
Vas0.75 ft³
Re (one coil)2 Ω
Sd53.5 in²
Xmax0.79″
Vd42.1 in³ calc.
Mms132 g calc.
BL9.4 T·m calc.
EBP53 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.4 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power600 W

Mounting dimensions

Ø10 1/2″cutout Ø9 5/16″mounting depth 6 7/16″magnet Ø≈ 6 1/16″
Cutout diameter9 5/16″
Mounting depth6 7/16″
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 Dayton Audio 10″ models