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Nominal impedance
Power rating
Sensitivity(1w/1m)
Frequency range
Key Features
18",ferrite magnets,die cast aluminium basket subwoofer
97dB sensitivity in 1w/1m,1000W power handing
light weight carbon fiber diaphragm
114mm(4.5inch),copper voice coil wire inside and outside rounding and glass fiber voice coil bobbin,can endure high temperature
Great high quality sound,and powerful dynamism
Optimal for compact subwoofers
Specifications
| Nominal diameter | 18inch |
| Nominal impedance | 8 |
| Power rating | 1000 W |
| Sensitivity (1w/1m) | 97 dB |
| Frequency range | 41-1K Hz |
| Voice coil diameter | Φ114 mm |
| Magnet dimension | Φ245 mm |
| Fs | 41 Hz |
| Re (D.C.) | 5.4Ω |
| Qms | 11.198 |
| Qes | 0.3 |
| Qts | 0.292 |
| Vas | 139.3 Ltr |
| Cms | 66.65 u M/N |
| n. (%) | 3.10% |
| Bl | 32.4 T |
| Sd | 121.3 cm2 |
| Basket | Cast Aluminium |
| Cone and dust cap | Carbon Fiber |
| Surround | Cloth-sealed |
| Voice coil wire | Round Copper |
| Voice coil bobbin | Class Fiber |
| Magnet | Ferrite |
| Overall diameter | Φ459.5 mm, |
| Bolt circle diameter | Φ440mm,7*9 mm,8holes |
| Cut out diameter | Φ425 mm |
| Depth | 214 mm |
| Net weight | 17 kg |
| X max | ±6.5 mm |