Pioneer TS-W259S4

10″ subwoofer · 4 Ω · 350 W RMS

Fs 38.2 HzQts 0.84Vas 0.50 ft³Xmax 0.34″

Recommended box

For a sedan, one sub, 350 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 volume0.99 ft³ (28 L)
Qtc1.03
Fc47 Hz
F3 (−3 dB, no cabin gain)37 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 15 15/16″
Open sealed box in designer

Ported

Net volume2.05 ft³ (58 L)
Tuning (Fb)29 Hz
Portslot 1 9/16 × 14 5/16″, 31 1/8″ long
Port velocity at 350 W63 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 12 1/8″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs38.2 Hz
Qts0.84
Qes0.977
Qms6
Vas0.50 ft³
Re≈ 3.4 Ω
Sd≈ 52.7 in²
Xmax0.34″
EBP39 — suits sealed calc.
Sensitivity, 1 W / 1 m81 dB calc.

General

Size10″
Voice coils4 Ω
RMS power350 W

Mounting dimensions

Ø≈ 10 9/16″cutout Ø9 3/8″mounting depth 5 9/16″magnet Ø≈ 6 1/16″
Cutout diameter9 3/8″
Mounting depth5 9/16″

Only Qts is published — Qms assumed to be 6 and Qes calculated (barely affects box design).

“≈” 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 Pioneer 10″ models