中文
English
Key Features
| MODEL | TYPE | ||
| W1812511 | SUB-WOOFER | ||
| GENERAL SPECIFICATIONS | |||
| Nominal Diameter | 465/18 | mm/inch | |
| Rated impedance | 8 | ohm | |
| Power handing capacity | 1200 | watts | |
| Sensitivity | 96 | dB/1w/1m | |
| Frequency Range | Fs-1800 | Hz | |
| Voice Coil Diameter | 125/5 | mm/inch | |
| Voice Coil Material | copper | ||
| Number of layer | 2 | ||
| Kind of layer | outside/inside | ||
| THIELE-SMALL PARAMETERS | |||
| Resonance frequency | Fs | 39 | Hz |
| Dc resistance | Re | 5.3 | ohm |
| Mechanical factor | Qms | 8.204 | |
| Electrical factor | Qes | 0.426 | |
| Total factor | Qts | 0.405 | |
| BL factor | BL | 28 | T.M |
| Effective Moving mass | Mms | 243.7 | g |
| Effective Cas air load | Vas | 127.89 | liters |
| Effective piston area | Sd | 0.1164 | m^2 |
| MOUNTING INFORMATION | |||
| Overall Diameter | Φ471/Φ18.54 | mm/inch | |
| Bolt Circle Diameter | Φ452.5/Φ17.81 | mm/inch | |
| Bolt Hole Diameter | 8-Φ8.7/8-Φ0.34 | mm/inch | |
| Mount Baffle Cut-out | Φ412/16.22 | mm/inch | |
| Depth | 202/7.953 | mm/inch | |
| SHIPPING INFORMATION | |||
| Net Weight | 20 | kg | |
| Shipping Weight | 21.5 | kg | |
| Package Size | 500X500X240/1PCS | mm | |
