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主要特點
| MODEL | W157560 | ||
| TYPE | MID-BASS | ||
| General specifications | |||
| Nominal Diameter | 380/15 | mm/inch | |
| Rated impedance | 8 | ohm | |
| Power handing capacity | 400 | watts | |
| Sensitivity (1w/1m) | 97 | dB | |
| Frequency Range | Fs-3000 | Hz | |
| Voice Coil Diameter | 75/3 | mm/inch | |
| Voice Coil Material | Copper | ||
| Number of layer | 2 | ||
| Kind of layer | inside/outside | ||
| Thiele-Small Parameters | |||
| Resonance frequency | Fs | 38 | Hz |
| Dc resistance | Re | 5.1 | ohm |
| Mechanical factor | Qms | 5.41 | |
| Electrical factor | Qes | 0.32 | |
| Total factor | Qts | 0.3 | |
| BL factor | BL | 19.7 | T.M |
| Effective Moving mass | Mms | 98.9 | g |
| Effective Cas air load | Vas | 180 | liters |
| Effective piston area | Sd | 0.086 | m^2 |
| Mounting Information | |||
| Overall Diameter | φ394/φ15.51 | mm/inch | |
| Bolt Circle Diameter | φ375/φ14.76 | mm/inch | |
| Bolt Hole Diameter | 8-7*9/8-0.28*0.35 | mm/inch | |
| Mount Baffle Cut-out | φ354/φ13.93 | mm/inch | |
| Depth | 172/6.77 | mm/inch | |
| Shipping Information | |||
| Net Weight （1 units) | 7.6 | kg | |
| Shipping Weight（1 units) | 8.9 | kg | |
| Package Size （1 units) | 421*411*210 | mm |
