| General Specifications |
| Nominal Diameter | 463 mm / 18 in
| | Nominal Impedance | 8 Ω
| | Rated Power AES | 1200 W
| | Continuos Program Power | 2400 W
| | Sensitivity @ 1W/1m | 97.1 dB
| | Voice Coil Diameter | 100 mm (4")
| | Voice Coil Winding Depth | 27 mm
| | Magnetic Gap Depth | 12 mm
| | Flux Density | 1.15 T
| | Magnet Weight | 3300 g
| | Net Weight | 14.2 Kg
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| Constructive Characteristics |
| Magnet Type | Ferrite
| | 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 | 462 mm
| | Baffle Cutout Diameter | 417 mm
| | Mounting Holes | 8 holes 6.5×9 on Ø441 mm
| | Total Depth | 203.5 mm
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| Thiele/Small Parameters |
| Re | 5.2 Ω
| | Qms | 3.94
| | Qts | 0.35
| | Cms | 117 µm/N
| | Vas | 225 l
| | X max | +/- 11.0 mm
| | N | 2.01 %
| | Fs | 33.0 Hz
| | Qes | 0.39
| | Mms | 198.6 g
| | Bxl | 23.50 Tm
| | Sd | 1164.2 cm²
| | X var | +/- 12.0 mm
| | Le (1KHz) | 1.81 mH
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