Description
B&C's 18SW115 18" pro subwoofer speaker with an oversized 4.5" voice coil, 1,700 watts RMS power handling capacity, neodymium motor.
| Nominal Diameter | 460 mm (18.0 in) |
| Nominal Impedance | 4 Ω |
| Minimum Impedance | 4.1 Ω |
| Nominal Power Handling | 1700 W |
| Continuous Power Handling | 3400 W |
| Sensitivity | 96.0 dB |
| Frequency Range | 35 - 1500 Hz |
| Voice Coil Diameter | 116 mm (4.5 in) |
| Winding Material | Copper |
| Former Material | Glass Fibre |
| Winding Depth | 34 mm (1.33 in) |
| Magnetic Gap Depth | 14 mm (0.55 in) |
| Flux Density | 1.16 T |
Design |
|
| Surround Shape | Triple Roll |
| Cone Shape | Radial |
| Magnet Material | Neodymium Inside Slug |
| Spider | Double Silicone |
| Pole Design | T-Pole |
| Woofer Cone Treatment | TWP Waterproof Both Sides |
| Recommended Enclosure | 150.0 dm3 (5.3 ft3) |
| Recommended Tuning | 35 Hz |
Parameters |
|
| Resonance Frequency | 34 Hz |
| Re | 3.3 Ω |
| Qes | 0.31 |
| Qms | 6.1 |
| Qts | 0.3 |
| Vas | 149.1 dm3 (5.27 ft3) |
| Sd | 1210.0 cm2 (187.6 in2) |
| η₀ | 1.8 % |
| Xmax | 14.0 mm |
| Xvar | 16.0 mm |
| Mms | 304 g |
| Bl | 26.0 Txm |
| Le | 1.36 mH |
| EBP | 109 Hz |
Mounting Info |
|
| Overall Diameter | 460 mm (18.0 in) |
| Bolt Circle Diameter | 443 mm (17.44 in) |
| Baffle Cutout Diameter | 422.0 mm (16.6 in) |
| Depth | 242 mm (9.5 in) |
| Flange and Gasket Thickness | 16 mm (0.62 in) |
| Air Volume Occupied by Driver | 10.5 dm3 (0.37 ft3) |
| Net Weight | 11.9 kg (26.2 lb) |
