Fi Audio BL10 D1
10″ subwoofer · dual 1 Ω · 1,500 W RMS
| Source | web.archive.org · manufacturer data |
|---|---|
| Checked against source | October 2026 |
| Thiele/Small parameters | complete |
| Mounting dimensions | 3 of 4 — missing: magnet diameter; the designer will use an estimate |
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
smaller, tighter| Bass character (Qtc) | Dry and tight · 0.31 |
|---|---|
| Fc | 52 Hz |
| F3 (−3 dB, no cabin gain) | 155 Hz |
| Example box (outside) | 12 5/8″ × 12 5/8″ × 8 7/8″ |
Ported
deeper, louder| Tuning (Fb) | 39 Hz |
|---|---|
| Port | slot 2 3/4 × 14 5/16″, 43 15/16″ long |
| Port velocity at 1,500 W | 74 ft/s |
| F3 (−3 dB, no cabin gain) | 136 Hz |
| Example box (outside) | 31 1/2″ × 15 3/4″ × 12 1/8″ |
Deeper: 0.92 ft³ (26 L) tuned to 36 Hz, 19 1/4″ × 15 3/4″ × 8 11/16″ outside — a bigger box with flatter deep bass. Open in the calculator
Projects with this subwoofer
Boxes that users designed and published: plans, cut sheet and response graph.
Thiele/Small parameters
| Size | 10″ |
|---|---|
| Voice coils | dual 1 Ω |
| RMS power | 1,500 W |
| Fs | 37.1 Hz |
| Qts | 0.22 |
| Qes | 0.23 |
| Qms | 4.62 |
| Vas | 0.46 ft³ |
| Re (one coil) | 0.7 Ω |
|---|---|
| Sd | 48.1 in² |
| Xmax | 0.71″ |
| Vd | 34.1 in³ calc. |
| Mms | 193 g calc. |
| BL | 11.7 T·m calc. |
| EBP | 161 — suits ported calc. |
| Sensitivity, 1 W / 1 m | 86.6 dB calc. |
Mounting dimensions
| Cutout diameter | 9 1/4″ |
|---|---|
| Mounting depth | 6 1/4″ |
| Overall diameter | 11″ |
“≈” 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 Fi Audio 10″ models
- Fi Audio Alpha v1 10 S1 10″ · 1 Ω
- Fi Audio Alpha v1 10 S2 10″ · 2 Ω
- Fi Audio Alpha v1 10 S4 10″ · 4 Ω
- Fi Audio Alpha v2 10 S2 10″ · 2 Ω
- Fi Audio Alpha v2 10 S4 10″ · 4 Ω
- Fi Audio Alpha v2.1 10 S2 10″ · 2 Ω
- Fi Audio Alpha v2.1 10 S4 10″ · 4 Ω
- Fi Audio BL-NEO 10 D1 10″ · dual 1 Ω
- Fi Audio BL-NEO 10 D2 10″ · dual 2 Ω
- Fi Audio BL10 D2 10″ · dual 2 Ω
- Fi Audio BL10v3 D1 10″ · dual 1 Ω
- Fi Audio BL10v3 D2 10″ · dual 2 Ω
Similar 10″ subwoofers from other brands
Close in Fs, Qts and Vas — a box of similar volume will suit them.
- Pride BB V.2 10 D2 0.53 ft³ sealed · 1.70 ft³ ported
- American Bass HAWK-1044 0.57 ft³ sealed · 1.45 ft³ ported
- Sundown Audio SAv2-10 D4 0.53 ft³ sealed · 1.02 ft³ ported
- Edge EDS10D2-E7 0.46 ft³ sealed · 1.52 ft³ ported
- Elemental Designs E10o 0.49 ft³ sealed · 1.55 ft³ ported
- Audiobahn AW1005X 0.49 ft³ sealed · 1.55 ft³ ported
FAQ
What box does the Fi Audio BL10 D1 need?
Recommended net volume: 0.48 ft³ sealed, 1.41 ft³ ported tuned to 39 Hz — for one sub in a sedan at 1,500 W. Fit the box to your space and amp in the free calculator, with plans and a cut sheet.
What are the Fi Audio BL10 D1 Thiele/Small specs?
Fs 37.1 Hz, Qts 0.22, Vas 0.46 ft³, Xmax 0.71″, Sd 48.1 in².
What is the Fi Audio BL10 D1 mounting depth?
Mounting depth is 6 1/4″, cutout diameter 9 1/4″. The inside depth of the box must exceed the mounting depth by at least 1″.
How much power does the Fi Audio BL10 D1 handle and how do I wire it?
RMS power rating: 1,500 W. Dual 1 Ω voice coils: series gives 2 Ω, parallel gives 0.5 Ω at the amp. Wiring for several subs and amp power — in the wiring calculator.