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Key Features
| MODEL | W106590 | ||
| TYPE | MID-BASS | ||
| General specifications | |||
| Nominal Diameter | 250/10 | mm/inch | |
| Rated impedance | 8 | ohm | |
| Power handing capacity | 250 | watts | |
| Sensitivity (1w/1m) | 96 | dB | |
| Frequency Range | Fs-4000 | Hz | |
| Voice Coil Diameter | 65/2.5 | mm/inch | |
| Voice Coil Material | Aluminum | ||
| Number of layer | 2 | ||
| Kind of layer | inside/outside | ||
| Thiele-Small Parameters | |||
| Resonance frequency | Fs | 65 | Hz |
| Dc resistance | Re | 5.3 | ohm |
| Mechanical factor | Qms | 6.89 | |
| Electrical factor | Qes | 0.43 | |
| Total factor | Qts | 0.41 | |
| BL factor | BL | 13.8 | T.M |
| Effective Moving mass | Mms | 37.8 | g |
| Effective Cas air load | Vas | 27.2 | liters |
| Effective piston area | Sd | 0.0353 | m^2 |
| Mounting Information | |||
| Overall Diameter | Φ261/Φ10.28 | mm/inch | |
| Bolt Circle Diameter | Φ249/Φ9.80 | mm/inch | |
| Bolt Hole Diameter | 4-6*8/4-0.24*0.31 | mm/inch | |
| Mount Baffle Cut-out | Φ228/Φ8.98 | mm/inch | |
| Depth | 112/4.41 | mm/inch | |
| Shipping Information | |||
| Net Weight （4 units) | 17.2 | kg | |
| Shipping Weight（4 units) | 19.2 | kg | |
| Package Size （4 units) | 510*278*284 | mm | |
