Kicx HeadShot 15 (2+2)

15″ subwoofer · dual 2 Ω · 1,500 W RMS

Fs 32 HzQts 0.45Vas 1.80 ft³

Recommended box

For a sedan, one sub, 1,500 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 volume1.09 ft³ (31 L)
Qtc0.72
Fc52 Hz
F3 (−3 dB, no cabin gain)54 Hz
Example box (outside)16 15/16″ × 16 15/16″ × 10 9/16″
Open sealed box in designer

Ported

Net volume2.65 ft³ (75 L)
Tuning (Fb)31 Hz
Portslot 3 1/8 × 16 5/16″, 48″ long
Port velocity at 1,500 W63 ft/s
F3 (−3 dB, no cabin gain)29 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 17 1/4″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs32 Hz
Qts0.45
Qes0.49
Qms4.9
Vas1.80 ft³
Re (one coil)1.85 Ω
Sd120.7 in²
Xmax≈ 0.39″
Mms417 g calc.
BL17.8 T·m calc.
EBP65 — sealed or ported calc.
Sensitivity, 1 W / 1 m87.3 dB calc.

General

Size15″
Voice coilsdual 2 Ω
RMS power1,500 W

Mounting dimensions

Ø15 9/16″cutout Ø13 3/4″mounting depth 8 1/16″magnet Ø≈ 8 15/16″
Cutout diameter13 3/4″
Mounting depth8 1/16″
Overall diameter15 9/16″

“≈” 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 Kicx 15″ models