Available 4 Ohm and 8 Ohm
Nominal Specifications
| Nominal Diameter | 460 mm (18 in) |
| Overall Diameter | 460 mm (18.11 in) |
| Bolt Circle Diameter | 440 mm (17.32 in) |
| Baffle Cutout Diameter | 421 mm (16.57 in) |
| Depth | 208.5 mm (8.20 in) |
| Flange and Gasket Thickness | 13.7 mm (0.54 in) |
| Net Weight | 12.1 kg (26.7 lb) |
| Shipping Box (Single Carton Box) |
503 x 500 x 258 mm (19.8 x 19.7 x 10.2 in) |
| Shipping Weight | 13.5 kg (29.8 lb) |
Technical Parameters
| Nominal Impedance | 8 Ohm |
| Minimum Impedance | 6.5 Ohm |
| AES Power Handling (1) | 1200 W |
| Maximum Power Handling (2) | 2400 W |
| Sensitivity (1W/1m) | 98 dB |
| Frequency Range | 35÷1600 Hz |
| Voice Coil Diameter | 100 mm (4 in) |
| Winding Material | Cu |
| Former Material | Glass Fiber |
| Winding Depth | 28.9 mm (1.14 in) |
| Magnetic Gap Depth | 12 mm (0.47 in) |
| Flux Density | 1.1 T |
| Magnet | Ferrite Ring |
| Basket Material | Aluminum |
| Demodulation | Aluminum Ring |
| Cone Surround (3) | Triple Roll |
| NET Air Volume filled by Loudspeaker | 6.5 dm^3 (0.230 ft^3) |
| Spider Profile | 2x non-adjacent symmetrical constant height waves |
Thiele and small parameters
| Fs | 35 Hz |
| Re | 5 Ohm |
| Qes | 0.43 |
| Qms | 11.6 |
| Qts | 0.41 |
| Vas | 185.5 dm^3 (6.55 ft^3) |
| Sd | 1212 cm^2 (187.86 in^2) |
| Xmax (4) | 12.45 mm |
| Xdamage (5) | 23.1 mm |
| Mms | 228.6 g |
| Bl | 24.3 N/A |
| Le | 1.48 mH |
| Mmd | 180.9 g |
| Cms | 0.09 mm/N |
| Rms | 4.3 kg/s |
| Eta Zero | 1.81 % |
| EBP | 81 Hz |
