China 800W Professional 18 Inch Component Loud Speaker Unit, Find details and Price about China Speaker Unit, Professional Speaker from 800W Professional 18 Inch Component Loud Speaker Unit
General Specifications | ||
Nominal Diameter | 460/18 | mm/inch |
Rated Impedance | 8 | ohm |
Nominal Power handling | 650 | Watts |
Program Power | 1300 | Watts |
Sensitivity(lw/lm) | 97 | dB |
Frequency Range | 3-2.2k | Hz |
Minimum Impedance(Zmin) | 5.8 | ohm |
Voice Coil Diameter | 100/4 | mm/inch |
Voice Coil Material | Copper | |
Voice Coil Winding Depth | 23 | mm |
Number of layers | 2 | |
Magnet gap depth | 12 | mm |
Cone Shape | Curved | |
Surround Shape | M-roll | |
Basket | Cast Aluminum | |
Flux Density | 1.1 | T |
Magnet Material/Mass | Ceramic |
Thiele-Small parameters | |||
Resonance frequency | Fs | 38 | Hz |
DC resistance | Re | 6.4 | ohm |
Mechanical factor | Qms | 9.7 | |
Electrical factor | Qes | 0.45 | |
Total factor | Qts | 0.43 | |
Mechanical compliance | Cms | 0.08 | mm/N |
Mechanical resistance of suspension losses | Rms | 4.95 | mech-ohm |
Effective Moving Mass | Mms | 480 | gr |
Half-space efficiency | Eff | 2.7 | % |
BL Factor | BL | 23 | T.m |
Equivalent Cas air load | Vas | 190 | liters |
Effective piston area | Sd | 0.1257 | m2 |
Max.linear excursion | Xmax | 8 | mm |
Voice-coil inductance | LelK | 1.96 | mH |
Mounting Information | ||
Overall Diameter | 461 | mm |
Bolt Circle Diameter | 439 | mm |
Bolt Hole Diameter | 6.5*9.5 | mm |
Baffle Cutout Diameter | 424 | mm |
Overall Depth | 200 | mm |
Net Weight | 12.1 | kg |
Shipping weight | 14.6 | kg |
Shipping Box | 500*500*240 | mm |