Blaupunkt GTw 1000

10″ subwoofer · 4 Ω · 200 W RMS

Fs 35 HzQts 0.61Vas 0.99 ft³Xmax 0.31″

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 volume1.20 ft³ (34 L)
Qtc0.82
Fc47 Hz
F3 (−3 dB, no cabin gain)43 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 20 3/16″
Open sealed box in designer

Ported

Net volume2.05 ft³ (58 L)
Tuning (Fb)32 Hz
Portslot 1 9/16 × 14 5/16″, 24 13/16″ long
Port velocity at 200 W47 ft/s
F3 (−3 dB, no cabin gain)28 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 11/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs35 Hz
Qts0.61
Qes0.67
Qms6.8
Vas0.99 ft³
Re≈ 3.4 Ω
Sd≈ 52.7 in²
Xmax0.31″
EBP52 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.5 dB calc.

General

Size10″
Voice coils4 Ω
RMS power200 W

Mounting dimensions

Ø≈ 10 3/8″cutout Ø9 3/16″mounting depth 4 15/16″magnet Ø≈ 5 15/16″
Cutout diameter9 3/16″
Mounting depth4 15/16″

“≈” 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 Blaupunkt 10″ models