| General Specifications |
| Nominal Diameter | 320 mm / 12 in
| | Nominal Impedance | 8 Ω
| | Rated Power AES | 400 W
| | Continuos Program Power | 800 W
| | Sensitivity @ 1W/1m | 91.8 dB
| | Voice Coil Diameter | 75 mm (3")
| | Voice Coil Winding Depth | 24 mm
| | Magnetic Gap Depth | 10 mm
| | Flux Density | 1.19 T
| | Magnet Weight | 360 g
| | Net Weight | 3.5 Kg
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| Constructive Characteristics |
| Magnet Type | Neodymium
| | Basket Material | Aluminium Die-Cast
| | Voice Coil Winding Material | Copper
| | Voice Coil Former Material | Fiberglass
| | Cone Material | Paper
| | Cone Treatment | Surface Waterproof Treatment
| | Surround Material | Rubber
| | Dust Dome Material | Solid Paper
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| Mounting Information |
| Overall Diameter | 320 mm
| | Baffle Cutout Diameter | 284 mm
| | Mounting Holes | 8 holes 6 on Ø300 mm
| | Total Depth | 142.9 mm
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| Thiele/Small Parameters |
| Re | 5.3 Ω
| | Qms | 5.90
| | Qts | 0.42
| | Cms | 177 µm/N
| | Vas | 60.4 l
| | X max | +/- 7.0 mm
| | N | 0.61 %
| | Fs | 36.0 Hz
| | Qes | 0.45
| | Mms | 108.5 g
| | Bxl | 17.02 Tm
| | Sd | 490.9 cm²
| | X var | +/- 11.0 mm
| | Le (1KHz) | 1.15 mH
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