Treo TSi10.4

10″ subwoofer · 4 Ω · 200 W RMS

Fs 27.9 HzQts 0.60Vas 2.04 ft³Xmax 0.87″

Recommended box

For a sedan, one sub, 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 volume1.34 ft³ (38 L)
Qtc0.96
Fc44 Hz
F3 (−3 dB, no cabin gain)37 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 22 5/16″
Open sealed box in designer

Ported

Net volume2.30 ft³ (65 L)
Tuning (Fb)32 Hz
Portslot 1 9/16 × 14 5/16″, 21 3/4″ long
Port velocity at 200 W44 ft/s
F3 (−3 dB, no cabin gain)28 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 12 7/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs27.9 Hz
Qts0.60
Qes0.677
Qms5.68
Vas2.04 ft³
Re3.4 Ω
Sd58.9 in²
Xmax0.87″
Vd51 in³ calc.
Mms115 g calc.
BL10.1 T·m calc.
EBP41 — suits sealed calc.
Sensitivity, 1 W / 1 m84.7 dB calc.

General

Size10″
Voice coils4 Ω
RMS power200 W

Mounting dimensions

Ø10 3/16″cutout Ø9 1/8″mounting depth 5 1/4″magnet Ø≈ 5 15/16″
Cutout diameter9 1/8″
Mounting depth5 1/4″
Overall diameter10 3/16″

“≈” 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 Treo 10″ models