| General Specifications | ||
| Nominal Diameter | 380/15 | mm/inch |
| Rated Impedance | 8 | ohm |
| Nominal Power handling | 400 | Watts |
| Program Power | 800 | Watts |
| Sensitivity(lw/lm) | 98 | dB |
| Frequency Range | 42-3.8k | Hz |
| Minimum Impedance(Zmin) | 6.3 | ohm |
| Voice Coil Diameter | 75/3 | mm/inch |
| Voice Coil Material | Copper | |
| Voice Coil Winding Depth | 19 | mm |
| Number of layers | 2 | |
| Magnet gap depth | 10 | mm |
| Cone Shape | Curved | |
| Surround Shape | Triple-roll | |
| Basket | Cast Aluminum | |
| Flux Density | 1.1 | T |
| Magnet Material/Mass | Ceramic | |
| Mounting Information | ||
| Overall Diameter | 397 | mm |
| Bolt Circle Diameter | 379.5 | mm |
| Bolt Hole Diameter | 6.5*4 | mm |
| Baffle Cutout Diameter | 359 | mm |
| Overall Depth | 171 | mm |
| Net Weight | 8.1 | kg |
| Shipping weight | 9.8 | kg |
| Shipping Box | 420*420*200 | mm |
| Thiele-Small parameters | |||
| Resonance frequency | Fs | 42 | Hz |
| DC resistance | Re | 5.6 | ohm |
| Mechanical factor | Qms | 5 | |
| Electrical factor | Qes | 0.31 | |
| Total factor | Qts | 0.29 | |
| Mechanical compliance | Cms | 0.18 | mm/N |
|
Mechanical resistance
of suspension losses |
Rms | 3.9 | mech-ohm |
| Effective Moving Mass | Mms | 75.6 | gr |
| Half-space efficiency | Eff | 3.36 | % |
| BL Factor | BL | 18 | T.m |
| Equivalent Cas air load | Vas | 202 | liters |
| Effective piston area | Sd | 0.0876 | m2 |
| Max.linear excursion | Xmax | 7 | mm |
| Voice-coil inductance | LelK | 1.25 | mH |