Description
18 inch PRO Audio Sound Professional Loudspeaker Subwoofer for Pa Speaker SystemProduct main features:- Impact subwoofer
- 5"voice coil, 260mm magnet
- 900Watts, 97dB
-Terrific PRO audio subwoofer of compass bass relex
| General Specifications |
| Nominal Diameter | 460/18 | mm/inch |
| Rated Impedance | 8 | ohm |
| Nominal Power handling | 1000 | Watts |
| Program Power | 2000 | Watts |
| Sensitivity(lw/lm) | 97 | dB |
| Frequency Range | 42-1.7K Hz | Hz |
| Minimum Impedance(Zmin) | 5.2 | ohm |
| Voice Coil Diameter | 125/5 | mm/inch |
| Voice Coil Material | Copper | |
| Number of layers | 2 | |
| Magnet gap depth | 12 | mm |
| Surround Shape | W-roll | |
| Basket | Cast Aluminium | |
| Magnet | 260 Ferrite | |
| Mounting Information |
| Overall Diameter | 466 | mm |
| Bolt Circle Diameter | 445 | mm |
| Baffle Cutout Diameter | 422 | mm |
| Overall Depth | 210 | mm |
| Net Weight | 17.3 | kg |
| Shipping weight | 18.2 | kg |
| Shipping Box | 490*490*250 | mm |
| Thiele-Small Parameters |
| Resonance frequency | Fs | 42 | Hz |
| DC resistance | Re | 5.3 | ohm |
| Mechanical factor | Qms | 9.19 | |
| Electrical factor | Qes | 0.32 | |
| Total factor | Qts | 0.31 | |
| Mechanical compliance | Cms | 0.07 | mm/N |
| Mechanical resistance | Rms | 6.9 | mech-ohm |
| of suspension losses |
| Effective Moving Mass | Mms | 213.4 | gr |
| Half-space efficiency | Eff | 2.98 | % |
| BL Factor | BL | 30.4 | T.m |
| Equivalent Cas air load | Vas | 134.3 | liters |
| Voice-coil inductance | LelK | 2 | mH |
Complaint
