Pride Junior Pro 15 D2

15″ subwoofer · dual 2 Ω · 800 W RMS

Fs 25 HzQts 0.43Vas 4.52 ft³Xmax 0.73″

Recommended box

For a sedan, one sub, 800 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 volume1.84 ft³ (52 L)
Qtc0.80
Fc47 Hz
F3 (−3 dB, no cabin gain)44 Hz
Example box (outside)17 5/16″ × 17 5/16″ × 15 3/16″
Open sealed box in designer

Ported

Net volume4.73 ft³ (134 L)
Tuning (Fb)28 Hz
Portslot 2 3/4 × 16 11/16″, 27 9/16″ long
Port velocity at 800 W62 ft/s
F3 (−3 dB, no cabin gain)26 Hz
Example box (outside)31 1/2″ × 18 1/8″ × 21 5/16″
Open ported box in designer
203040506080100150200667278849096HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs25 Hz
Qts0.43
Qes0.491
Qms3.45
Vas4.52 ft³
Re (one coil)1.85 Ω
Sd122.5 in²
Xmax0.73″
Vd89.2 in³ calc.
Mms280 g calc.
BL12.9 T·m calc.
EBP51 — sealed or ported calc.
Sensitivity, 1 W / 1 m88.1 dB calc.

General

Size15″
Voice coilsdual 2 Ω
RMS power800 W

Mounting dimensions

Ø≈ 15 1/4″cutout Ø14 1/16″mounting depth 7 3/8″magnet Ø≈ 9 1/8″
Cutout diameter14 1/16″
Mounting depth7 3/8″

Qes and Qms are not on the spec sheet — calculated from Qts, motor strength BL and Re.

“≈” 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 Pride 15″ models