PA speaker L18/8635 subwoofer
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1.18-inch PA speaker
2. for subwoofer
3.700W RMS,98dB
4.4 inch voice coil,220mm magnet
6.Subwoofer which is ideal for high quality professional bass reflex and bass horn systems
7.Hipower Audio is a professinal speaker factory with experience in the PA speaker field for 8 years. We make our own tranducers ,HF drivers and empty cabinets.
5.Speaker's Details:
| General Specifications | ||
| Nominal Diameter | 460/18 | mm/inch |
| Rated Impedance | 8 | ohm |
| Nominal Power handling1 | 700 | Watts |
| Program Power2 | 1400 | Watts |
| Sensitivity(lw/lm)3 | 98 | dB |
| Frequency Range4 | 39-1.0K | Hz |
| Minimum Impedance(Zmin) | 7.0 | ohm |
| Voice Coil Diameter | 100/4 | mm/inch |
| Voice Coil Material | Copper | |
| Voice Coil Winding Depth | 23 | mm |
| Number of layers | 2(Inside/Outside) | |
| Magnet gap depth | 12 | mm |
| Surround Shape | Triple-roll | |
| Basket | CastAluminum | |
| Flux Density | 1.1 | T |
| Magnet Material/Mass | Ceramic | |
| Thiele-Small parameters | |||
| Resonance frequency | Fs | 39 | Hz |
| DC resistance | Re | 5.4 | ohm |
| Mechanical factor | Qms | 14.2 | |
| Electrical factor | Qes | 0.41 | |
| Total factor | Qts | 0.39 | |
| Mechanical compliance | Cms | 0.10 | mm/N |
| Mechanical resistance of suspension losses | Rms | 2.8 | mech-ohm |
| Effective Moving Mass | Mms | 160 | gr |
| Half-space efficiency | Eff | 3.0 | % |
| BL Factor | BL | 22.9 | T.m |
| Equivalent Cas air load | Vas | 207 | liters |
| Effective piston area | Sd | 0.1213 | m2 |
| Max.linear excursion | Xmax | 8 | mm |
| Voice-coil inductance | LelK | 1.89 | mH |
| Mounting Information | ||
| Overall Diameter | 466.5 | mm |
| Bolt Circle Diameter | 442 | mm |
| Bolt Hole Diameter | 6.5x5.5 | mm |
| Baffle Cutout Diameter | 423 | mm |
| Overall Depth | 202 | mm |
| Net Weight | 12.8 | kg |
