- RMS 600 watts
- Dual 2 or 4 ohm voice coils
- Optimized for small, sealed enclosures
- Lightweight Neodymium motor
- Computer-optimized foam “w” surround
- Two-inch 8-layer copper voice coil
- Large aluminum Faraday ring for smooth acoustic response
- Patented high strength cast aluminum frame
- Low distortion motor construction
- High-temperature voice coil wire
- Spring-loaded terminals
- Stitched-on tinsel lead wires
The SD-4 series truly is a world-class sound quality woofer with low mounting depth, small box requirements, yet extraordinarily high power handling. It's the ideal choice for anyone seeking a high-quality, low-mounting-depth subwoofer that performs hammers in small enclosures. With enhanced mechanical durability and superb sound quality, you get the perfect marriage of form and function.
Specifications
| RE (Ohms) |
3.90 |
7.34 |
| FS (Hz) |
27.4407 |
27.1207 |
| VAS (L) |
36.1729 |
39.9739 |
| Qes |
0.5687 |
0.6299 |
| Qms |
4.9232 |
4.6994 |
| Qts |
0.5098 |
0.5554 |
| Le (mH) |
5.8856 |
9.1167 |
| BL (NA) |
14.4713 |
18.0508 |
| Mms (Grams) |
177.0601 |
164.0278 |
| Cms (uM/N) |
189.9892 |
209.9529 |
| Sens (dB @ 1w/1m) |
82.93 |
82.77 |
| Xmax |
14.5mm |
14.5mm |
| T/S SPECS |
SD-4 10″ D2 |
SD-4 10″ D4 |
Enclosure Specifications
| Sealed Enclosure |
0.5-0.75 cu ft |
| Ported Enclosure |
Not Recommended |
| Recommended Tuning |
N/A |
| Recommended Port Area |
N/A |
| Displacement |
0.09 cu ft |
| Depth |
4.43″ |
| Outside Diameter |
10.86" |
| Cut-Out |
9.20" |
| Physical Dimensions |
Download |
