PB820
技术参数
| MODEL | PB820 | |
| GENERAL SPECIFICATIONS | ||
| Nominal Diameter | 200/8 | mm/inch |
| Rated Impedance | 8 | ohm |
| Peak Power Capacity | 480 | Watt |
| Power Capacity | 120 | Watt |
| Sensitivity | 92 | dB |
| Frequency Range | 65-4000 | Hz |
| Minimum Impedance | 7.2 | ohm |
| Voice Coil Diameter | Feb-50 | mm/inch |
| Voice Coil Material | Copper | |
| Voice Coil Winding Depth | 13 | mm |
| Number of layers | 2 | |
| Kind of layer | outside | |
| Top Plate Thickness | 8 | mm |
| Cone Material | Half pressed pulp | |
| THIELE - SMALL PARAMETERS4 | ||
| Resonance frequency Fs | 65 | Hz |
| DC resistance Re | 5.6 | ohm |
| Mechanical facto Qms | 7.83 | |
| Electrical factor Qes | 0.56 | |
| Total factor Qts | 0.52 | |
| BL Factor BL | 10 | T.m |
| Effective Moving Mass Mms | 21.8 | gr |
| Equivalent Cas air load Vas | 14.3 | liters |
| Effettive piston area Sd | 0.021 | m2 |
| Max. linear excursion (mathematical) Smax | ±3 | mm |
| Voice -C coil inductance @ 1KHz Le | 0.6 | mH |
| MOUNTING INFORMATION | ||
| Overall Diameter | 208 | mm |
| Bolt Circle Diameter | 197 | mm |
| Baffle Cutout Diameter | 182 | mm |
| Depth | 98 | mm |
| SHIPPING INFORMATION | ||
| Net Weight | 2.7 | kg |
| Shipping Weight | 3 | kg |
| Shipping Box | 220x220x120 | mm |
