Gladen RS-X 10 (SVC 4 ohm)

10″ subwoofer · 4 Ω · 300 W RMS

Fs 35.6 HzQts 0.45Vas 0.98 ft³

Recommended box

For a sedan, one sub, 300 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 volume0.49 ft³ (14 L)
Qtc0.78
Fc61 Hz
F3 (−3 dB, no cabin gain)59 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 9 1/8″
Open sealed box in designer

Ported

Net volume1.52 ft³ (43 L)
Tuning (Fb)33 Hz
Portslot 1 9/16 × 14 5/16″, 32 9/16″ long
Port velocity at 300 W51 ft/s
F3 (−3 dB, no cabin gain)30 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 10 1/8″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs35.6 Hz
Qts0.45
Qes0.49
Qms6.16
Vas0.98 ft³
Re3.74 Ω
Sd53.6 in²
Xmax≈ 0.39″
Mms123 g calc.
BL14.5 T·m calc.
EBP73 — sealed or ported calc.
Sensitivity, 1 W / 1 m86.1 dB calc.

General

Size10″
Voice coils4 Ω
RMS power300 W

Mounting dimensions

Ø10 3/8″cutout Ø9 3/8″mounting depth 5 1/2″magnet Ø6 3/8″
Cutout diameter9 3/8″
Mounting depth5 1/2″
Overall diameter10 3/8″
Magnet diameter6 3/8″

“≈” 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 Gladen 10″ models