DL Audio Gryphon Lite 12 V.3 SE (2+2)

12″ subwoofer · dual 2 Ω · 400 W RMS

Fs 30.1 HzQts 0.74Vas 1.48 ft³

Recommended box

For a sedan, one sub, 400 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 volume1.73 ft³ (49 L)
Qtc1.01
Fc41 Hz
F3 (−3 dB, no cabin gain)33 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 8 3/4″
Open sealed box in designer

Ported

Net volume2.93 ft³ (83 L)
Tuning (Fb)29 Hz
Portslot 1 3/4 × 14 5/16″, 23 3/8″ long
Port velocity at 400 W64 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 15 3/8″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs30.1 Hz
Qts0.74
Qes0.844
Qms6
Vas1.48 ft³
Re (one coil)≈ 1.7 Ω
Sd≈ 76 in²
Xmax≈ 0.39″
EBP36 — suits sealed calc.
Sensitivity, 1 W / 1 m83.3 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power400 W

Mounting dimensions

Ø12 5/8″cutout Ø10 7/8″mounting depth 5 7/16″magnet Ø≈ 7 1/16″
Cutout diameter10 7/8″
Mounting depth5 7/16″
Overall diameter12 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 DL Audio 12″ models