Audiobahn ALUM15N
15″ subwoofer · dual 6 Ω · 1,100 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, 1,100 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
smaller, tighter| Bass character (Qtc) | Tight and punchy · 0.90 |
|---|---|
| Fc | 39 Hz |
| F3 (−3 dB, no cabin gain) | 34 Hz |
| Example box (outside) | 31 1/2″ × 18 1/8″ × 12 3/8″ |
Ported
deeper, louder| Tuning (Fb) | 30 Hz |
|---|---|
| Port | slot 2 9/16 × 16 11/16″, 29 1/8″ long |
| Port velocity at 1,100 W | 63 ft/s |
| F3 (−3 dB, no cabin gain) | 28 Hz |
| Example box (outside) | 31 1/2″ × 18 1/8″ × 17 11/16″ |
Deeper: 5.12 ft³ (145 L) tuned to 28 Hz, 31 1/2″ × 18 1/8″ × 23 3/16″ 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 | 15″ |
|---|---|
| Voice coils | dual 6 Ω |
| RMS power | 1,100 W |
| Fs | 24.4 Hz |
| Qts | 0.57 |
| Qes | 0.63 |
| Qms | 5.64 |
| Vas | 4.59 ft³ |
| Re (one coil) | 5.5 Ω |
|---|---|
| Sd | 131.8 in² |
| Xmax | 0.63″ |
| Vd | 83 in³ calc. |
| Mms | 335 g calc. |
| BL | 21.2 T·m calc. |
| EBP | 39 — suits sealed calc. |
| Sensitivity, 1 W / 1 m | 86.8 dB calc. |
Mounting dimensions
| Cutout diameter | 14″ |
|---|---|
| Mounting depth | 7 1/4″ |
| Overall diameter | 15 1/2″ |
“≈” 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 Audiobahn 15″ models
- Audiobahn ALUM15Q 15″ · dual 6 Ω
- Audiobahn ALUM15X 15″
- Audiobahn AW150Q 15″
- Audiobahn AW150T 15″ · 4 Ω
- Audiobahn AW150XS 15″
- Audiobahn AW151T 15″ · 4 Ω
- Audiobahn AW152N 15″ · 4 Ω
- Audiobahn AW152T 15″
- Audiobahn AW1500N 15″
- Audiobahn AW1500Q 15″
- Audiobahn AW1500V 15″ · dual 4 Ω
- Audiobahn AW1500X 15″
Similar 15″ subwoofers from other brands
Close in Fs, Qts and Vas — a box of similar volume will suit them.
- Kicker Solo-Baric L7S 15" 4-Ohm DVC (44L7S154) 3.67 ft³ sealed · 4.52 ft³ ported
- Kicker Solo-Baric L7R 15" 2-Ohm DVC (45L7R152) 3.71 ft³ sealed · 4.52 ft³ ported
- PSI Platform 2 15 D2 2.93 ft³ sealed · 3.57 ft³ ported
- Kicker Solo-Baric L7S 15" 2-Ohm DVC (44L7S152) 3.67 ft³ sealed · 4.52 ft³ ported
- Soundstream R1-15L 2.90 ft³ sealed · 3.78 ft³ ported
- MTX Audio 7515-22 3.18 ft³ sealed · 3.00 ft³ ported
FAQ
What box does the Audiobahn ALUM15N need?
Recommended net volume: 3.00 ft³ sealed, 3.67 ft³ ported tuned to 30 Hz — for one sub in a sedan at 1,100 W. Fit the box to your space and amp in the free calculator, with plans and a cut sheet.
What are the Audiobahn ALUM15N Thiele/Small specs?
Fs 24.4 Hz, Qts 0.57, Vas 4.59 ft³, Xmax 0.63″, Sd 131.8 in².
What is the Audiobahn ALUM15N mounting depth?
Mounting depth is 7 1/4″, cutout diameter 14″. The inside depth of the box must exceed the mounting depth by at least 1″.
How much power does the Audiobahn ALUM15N handle and how do I wire it?
RMS power rating: 1,100 W. Dual 6 Ω voice coils: series gives 12 Ω, parallel gives 3 Ω at the amp. Wiring for several subs and amp power — in the wiring calculator.