L18/8671
650Watts RMS power, 97.5dB
Extended low frequency response down to 32 Hz
100mm/4inch high temperature copper voice coil with polyimide fiberglass former
High flexible M-roll cloth surround with deep corrugation for extended Xmax
Reinforced Conex spider to improve linearity control
Dual-forced air ventilation and 16mm back plate for minimum power compression
Double treated cone for water protection
Specification
| General Specifications | ||
| Nominal Diameter | 460/18 | mm/inch |
| Rated Impedance | 8 | Ohm |
| Nominal Power handling | 650 | Watts |
| Program Power | 1300 | Watts |
| Sensitivity(lw/lm) | 97 | dB |
| Frequency Range | 3-2.2k | Hz |
| Minimum Impedance(Zmin) | 5.8 | Ohm |
| Voice Coil Diameter | 100/4 | mm/inch |
| Voice Coil Material | Copper | |
| Voice Coil Winding Depth | 23 | mm |
| Number of layers | 2 | |
| Magnet gap depth | 12 | mm |
| Cone Shape | Curved | |
| Surround Shape | M-roll | |
| Basket | Cast Aluminum | |
| Flux Density | 1.1 | T |
| Magnet Material/Mass | Ceramic | |
| Thiele-Small parameters | ||
| Fs | 38 | Hz |
| Re | 5.0 | Ohm |
| Qms | 9.7 | |
| Qes | 0.45 | |
| Qts | 0.43 | |
| Cms | 0.08 | mm/N |
| Rms | 4.95 | mech-ohm |
| Mms | 480 | gr |
| Eff | 2.7 | % |
| Bl | 23 | T.m |
| Vas | 190 | liters |
| Sd | 0.1257 | m2 |
| Xmax | 8 | mm |
| LelK | 1.96 | mH |
| Mounting Information | ||
| Overall Diameter | 461 | mm |
| Bolt Circle Diameter | 439 | mm |
| Bolt Hole Diameter | 6.5*9.5 | mm |
| Baffle Cutout Diameter | 424 | mm |
| Overall Depth | 200 | mm |
