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Key Features
| MODEL | TYPE | ||
| W127520 | WOOFER | ||
| GENERAL SPECIFICATIONS | |||
| Nominal Diameter | 300/12 | mm/inch | |
| Rated impedance | 8 | ohm | |
| Power handing capacity | 350 | watts | |
| Sensitivity | 96 | dB/1w/1m | |
| Frequency Range | Fs-2500 | Hz | |
| Voice Coil Diameter | 75.0/3.0 | mm/inch | |
| Voice Coil Material | Copper | ||
| Number of layer | 2 | ||
| Kind of layer | Outside/inside | ||
| THIELE-SMALL PARAMETERS | |||
| Resonance frequency | Fs | 53 | Hz |
| Dc resistance | Re | 5.6 | ohm |
| Mechanical factor | Qms | 14.9 | |
| Electrical factor | Qes | 0.43 | |
| Total factor | Qts | 0.42 | |
| BL factor | BL | 15.6 | T.M |
| Effective Moving mass | Mms | 56.4 | g |
| Effective Cas air load | Vas | 67 | liters |
| Effective piston area | Sd | 0.054 | m^2 |
| MOUNTING INFORMATION | |||
| Overall Diameter | Φ316/Φ12.5 | mm/inch | |
| Bolt Circle Diameter | Φ295/Φ11.7 | mm/inch | |
| Bolt Hole Diameter | 8-Φ6.5/8-Φ0.26 | mm/inch | |
| Mount Baffle Cut-out | 286/11.3 | mm/inch | |
| Depth | 142/5.6 | mm/inch | |
| SHIPPING INFORMATION | |||
| Net Weight (2 units) | 15 | kg | |
| Shipping Weight (2 units) | 16 | kg | |
| Package Size (2 units) | 590X330X180 | mm | |
