| 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 | 95.8 dB | | Voice Coil Diameter | 75 mm (3") | | Voice Coil Winding Depth | 24 mm | | Magnetic Gap Depth | 10 mm | | Flux Density | 1.22 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 | Humidity Resistant Pulp | | Surround Material | Treated Cloth | | Dust Dome Material | Solid Paper |
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| Mounting Information |
| Overall Diameter | 320 mm | | Baffle Cutout Diameter | 284 mm | | Mounting Holes | 8 holes 6×9 on Ø301 mm | | Total Depth | 139.4 mm |
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| Thiele/Small Parameters |
| Re | 5.2 Ω | | Qms | 6.10 | | Qts | 0.34 | | Cms | 192 µm/N | | Vas | 76.9 l | | X max | +/- 7.0 mm | | N | 0.51 % | | Fs | 42.0 Hz | | Qes | 0.36 | | Mms | 74.8 g | | Bxl | 16.80 Tm | | Sd | 530.9 cm² | | X var | +/- 9.0 mm | | Le (1KHz) | 1.04 mH |
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