RE Audio SCX10 D4 v2
10″ subwoofer · dual 4 Ω · 450 W RMS
Fs 28.7 HzQts 0.54Vas 0.77 ft³
Recommended box
For a sedan, one sub, 450 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 volume | 0.67 ft³ (19 L) |
|---|---|
| Qtc | 0.80 |
| Fc | 42 Hz |
| F3 (−3 dB, no cabin gain) | 40 Hz |
| Example box (outside) | 12 5/8″ × 12 5/8″ × 11 9/16″ |
Ported
| Net volume | 1.91 ft³ (54 L) |
|---|---|
| Tuning (Fb) | 25 Hz |
| Port | slot 1 9/16 × 14 5/16″, 46 11/16″ long |
| Port velocity at 450 W | 63 ft/s |
| F3 (−3 dB, no cabin gain) | 22 Hz |
| Example box (outside) | 31 1/2″ × 15 3/4″ × 12 11/16″ |
Thiele/Small parameters
| Fs | 28.7 Hz |
|---|---|
| Qts | 0.54 |
| Qes | 0.602 |
| Qms | 5.61 |
| Vas | 0.77 ft³ |
| Re (one coil) | 3.71 Ω |
| Sd | 49.7 in² |
| Xmax | ≈ 0.39″ |
| Mms | 205 g calc. |
| BL | 15.1 T·m calc. |
| EBP | 48 — suits sealed calc. |
| Sensitivity, 1 W / 1 m | 81.3 dB calc. |
General
| Size | 10″ |
|---|---|
| Voice coils | dual 4 Ω |
| RMS power | 450 W |
Mounting dimensions
| Cutout diameter | 9 5/16″ |
|---|---|
| Mounting depth | 5 1/2″ |
| Overall diameter | 11″ |
Judging by its value, the published Re is for both coils in parallel — converted to per coil.
“≈” 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
- reaudio.com/THIELESPDF/scx10d4v2_info.pdf
- reaudio.com/products/woofers_scxv2.php
- reaudio.com/Catalog_2017.pdf
- reaudio.com/products/BOX%20V2%20PDF/SCX%2010%20SEALED(1).pdf
Other RE Audio 10″ models
- RE Audio REX10 S4 10″ · 4 Ω
- RE Audio SEX10 D2 v2 10″ · dual 2 Ω
- RE Audio SRX10 D4 10″ · dual 4 Ω