Nominal Specifications
| Nominal Diameter | 300 mm (12 in) |
| Overall Diameter | 311 mm (12.24 in) |
| Bolt Circle Diameter | 294 mm (11.57 in) |
| Baffle Cutout Diameter | 284 mm (11.18 in) |
| Depth | 133 mm (5.24 in) |
| Flange and Gasket Thickness | 8 mm (0.31 in) |
| Net Weight | 3.6 kg (7.9 lb) |
| Shipping Box (Single Carton Box) |
350 x 346 x 190 mm (13.7 x 13.6 x 7.48 in) |
| Shipping Weight |
4.3 kg (9.5 lb) |
Technical Parameters
| Nominal Impedance | 8 Ohm |
| Minimum Impedance | 6.1 Ohm |
| AES Power Handling (1) | 250 W |
| Maximum Power Handling (2) | 500 W |
| Sensitivity (1W/1m) | 94 dB |
| Frequency Range | 30÷3000 Hz |
| Voice Coil Diameter | 52 mm (2.05 in) |
| Winding Material | Cu |
| Former Material | Glass Fiber |
| Winding Depth | 19.3 mm (0.76 in) |
| Magnetic Gap Depth | 8 mm (0.31 in) |
| Flux Density | 1.1 T |
| Magnet | Ferrite Ring |
| Basket Material | Steel |
| Demodulation | No |
| Cone Surround (3) | Half Roll |
| NET Air Volume filled by Loudspeaker | 2.1 dm^3 (0.074 ft^3) |
| Spider Profile | 1x variable height waves |
Thiele and small parameters
| Fs | 33 Hz |
| Re | 5.3 Ohm |
| Qes | 0.48 |
| Qms | 7.0 |
| Qts | 0.45 |
| Vas | 146.7 dm^3 (5.18 ft^3) |
| Sd | 579 cm^2 (89.75 in^2) |
| Xmax (4) | 8.32 mm |
| Xdamage (5) | 13.6 mm |
| Mms | 74.2 g |
| Bl | 13 N/A |
| Le | 1.1 mH |
| Mmd | 58.5 g |
| Cms | 0.31 mm/N |
| Rms | 2.2 kg/s |
| Eta Zero | 1.06 % |
| EBP | 68 Hz |
