Diamond HXP152

15″ subwoofer · dual 2 Ω · 1,100 W RMS

Fs 22 HzQts 0.41Vas 2.99 ft³Xmax 0.81″

Recommended box

For a sedan, one sub, 1,100 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 volume1.36 ft³ (38.5 L)
Qtc0.74
Fc39 Hz
F3 (−3 dB, no cabin gain)40 Hz
Example box (outside)17 5/16″ × 17 5/16″ × 11 15/16″
Open sealed box in designer

Ported

Net volume3.53 ft³ (100 L)
Tuning (Fb)25 Hz
Portslot 2 3/4 × 16 11/16″, 50 1/8″ long
Port velocity at 1,100 W62 ft/s
F3 (−3 dB, no cabin gain)23 Hz
Example box (outside)31 1/2″ × 18 1/8″ × 19 11/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs22 Hz
Qts0.41
Qes0.46
Qms4
Vas2.99 ft³
Re (one coil)1.93 Ω
Sd126.9 in²
Xmax0.81″
Vd102.5 in³ calc.
Mms588 g calc.
BL18.5 T·m calc.
EBP48 — suits sealed calc.
Sensitivity, 1 W / 1 m84.9 dB calc.

General

Size15″
Voice coilsdual 2 Ω
RMS power1,100 W

Mounting dimensions

Ø15 3/4″cutout Ø14 3/16″mounting depth 9 1/2″magnet Ø≈ 9 3/16″
Cutout diameter14 3/16″
Mounting depth9 1/2″
Overall diameter15 3/4″

“≈” 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 Diamond 15″ models