Machete M12 Super Sport D1

12″ subwoofer · dual 1 Ω · 1,300 W RMS

Fs 39 HzQts 0.57Vas 1.13 ft³Xmax 0.67″

Recommended box

For a sedan, one sub, 1,300 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 volume1.17 ft³ (33 L)
Qtc0.80
Fc55 Hz
F3 (−3 dB, no cabin gain)51 Hz
Example box (outside)14 9/16″ × 14 9/16″ × 14 1/8″
Open sealed box in designer

Ported

Net volume2.93 ft³ (83 L)
Tuning (Fb)32 Hz
Portslot 3 3/4 × 14 5/16″, 41 11/16″ long
Port velocity at 1,300 W63 ft/s
F3 (−3 dB, no cabin gain)28 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 19 1/2″
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
Qes0.63
Qms6
Vas1.13 ft³
Re (one coil)0.7 Ω
Sd≈ 76 in²
Xmax0.67″
EBP62 — sealed or ported calc.
Sensitivity, 1 W / 1 m86.8 dB calc.

General

Size12″
Voice coilsdual 1 Ω
RMS power1,300 W

Mounting dimensions

Ø≈ 12 3/8″cutout Ø11 1/4″mounting depth 6 7/8″magnet Ø≈ 7 5/16″
Cutout diameter11 1/4″
Mounting depth6 7/8″

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 Machete 12″ models