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Key Features
| MODEL | TYPE | ||
| W157520 | MID-BASS | ||
| GENERAL SPECIFICATIONS | |||
| Nominal Diameter | 380/15 | mm/inch | |
| Rated impedance | 8 | ohm | |
| Power handing capacity | 400 | watts | |
| Sensitivity | 96 | dB/1w/1m | |
| Frequency Range | Fs-2500 | Hz | |
| Voice Coil Diameter | 75/3 | 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 | 15.8 | |
| Electrical factor | Qes | 0.43 | |
| Total factor | Qts | 0.42 | |
| BL factor | BL | 17 | T.M |
| Effective Moving mass | Mms | 67 | g |
| Effective Cas air load | Vas | 140 | liters |
| Effective piston area | Sd | 0.087 | m^2 |
| MOUNTING INFORMATION | |||
| Overall Diameter | Φ390/Φ15.4 | mm/inch | |
| Bolt Circle Diameter | Φ370/Φ14.6 | mm/inch | |
| Bolt Hole Diameter | 8-Φ7/8-Φ0.28 | mm/inch | |
| Mount Baffle Cut-out | 354/14 | mm/inch | |
| Depth | 165/6.5 | mm/inch | |
| SHIPPING INFORMATION | |||
| Net Weight | 7.5 | kg | |
| Shipping Weight | 9 | kg | |
| Package Size | 425X410X205/1PCS | mm | |
