Deaf Bonce Apocalypse DB-SA310 D2

10″ subwoofer · dual 2 Ω · 2,500 W RMS

Fs 36 HzQts 0.31Vas 1.61 ft³Xmax 1.10″

Recommended box

For a sedan, one sub, 2,500 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 volume0.57 ft³ (16 L)
Qtc0.61
Fc71 Hz
F3 (−3 dB, no cabin gain)88 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 10 1/8″
Open sealed box in designer

Ported

Net volume1.02 ft³ (29 L)
Tuning (Fb)44 Hz
Portround port Ø2 1/2″, 4 7/8″ long
Port velocity at 2,500 W596 ft/s
F3 (−3 dB, no cabin gain)45 Hz
Example box (outside)16 13/16″ × 15 3/4″ × 10 1/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs36 Hz
Qts0.31
Qes0.327
Qms6
Vas1.61 ft³
Re (one coil)1.4 Ω
Sd≈ 52.7 in²
Xmax1.10″
EBP110 — suits ported calc.
Sensitivity, 1 W / 1 m90.1 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power2,500 W

Mounting dimensions

Ø≈ 10 1/2″cutout Ø9 5/16″mounting depth 7 5/8″magnet Ø≈ 6 1/16″
Cutout diameter9 5/16″
Mounting depth7 5/8″

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 Deaf Bonce 10″ models