| General Specifications |
| Nominal Diameter | 318 mm / 12 in
| | Nominal Impedance | 8 Ω
| | Rated Power AES | 300 W
| | Continuos Program Power | 600 W
| | Sensitivity @ 1W/1m | 97.3 dB
| | Voice Coil Diameter | 65 mm (2.5")
| | Voice Coil Winding Depth | 14 mm
| | Magnetic Gap Depth | 8 mm
| | Flux Density | 1.15 T
| | Magnet Weight | 220 g
| | Net Weight | 2.3 Kg
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| Constructive Characteristics |
| Magnet Type | Neodymium
| | Basket Material | Pressed Sheet Steel
| | Voice Coil Winding Material | Copper
| | Voice Coil Former Material | Kapton
| | Cone Material | Paper
| | Cone Treatment | No
| | Surround Material | Treated Cloth
| | Dust Dome Material | Solid Paper
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| Mounting Information |
| Overall Diameter | 318 mm
| | Baffle Cutout Diameter | 287 mm
| | Mounting Holes | 8 holes 5×9 on Ø300 mm
| | Total Depth | 130.2 mm
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| Thiele/Small Parameters |
| Re | 5.5 Ω
| | Qms | 7.50
| | Qts | 0.36
| | Cms | 239 µm/N
| | Vas | 81.8 l
| | X max | +/- 3.7 mm
| | N | 2.21 %
| | Fs | 47.5 Hz
| | Qes | 0.38
| | Mms | 47.0 g
| | Bxl | 14.20 Tm
| | Sd | 490.9 cm²
| | X var | +/- 6.0 mm
| | Le (1KHz) | 0.75 mH
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