1.Professional Karaoke Bass loudspeaker , which is ideal for Karaoke woofer application
2.competitive price
3. good quality
4. other sizes are also availlable upon requests
5.Details:
General Specifications | ||
Nominal Diameter | 130/5 | mm/inch |
Rated Impedance | 8 | ohm |
Nominal Power handling1 | 40 | Watts |
Program Power2 | 80 | Watts |
Sensitivity(lw/lm)3 | 89 | dB |
Frequency Range4 | 73-8.2k | Hz |
Minimum Impedance(Zmin) | 6.5 | ohm |
Voice Coil Diameter | 25/1 | mm/inch |
Voice Coil Material | Copper Clad Aluminum | |
Voice Coil Winding Depth | 13 | mm |
Number of layers | 2 | |
Magnet gap depth | 5 | mm |
Cone Shape | Curved | |
Surround Shape | Foam | |
Basket | Pressed Steel | |
Flux Density | ||
Magnet Material/Mass | Ceramic/0.46 | kg |
Thiele-Small parameters | |||
Resonance frequency | Fs | 73.5 | Hz |
DC resistance | Re | 6.4 | ohm |
Mechanical factor | Qms | 3.08 | |
Electrical factor | Qes | 0.59 | |
Total factor | Qts | 0.49 | |
Mechanicalcompliance | Cms | 0.72 | mm/N |
Mechanical resistance of suspension losses |
Rms | 0.97 | mech-ohm |
Effective Moving Mass | Mms | 6.49 | gr |
Half-space efficiency | Eff | 0.45 | % |
BL Factor | BL | 5.7 | T.m |
Equivalent Cas air load | Vas | 7.0 | liters |
Effective piston area | Sd | 0.0083 | m2 |
Max.linear excursion | Xmax | 4.5 | mm |
Voice-coil inductance | LelK | 0.37 | mH |
Mounting Information | ||
Overall Diameter | 132.5*148.3 | mm |
Bolt Circle Diameter | 134 | mm |
Bolt Hole Diameter | 4.9*6.8 | mm |
Baffle Cutout Diameter | 116 | mm |
Overall Depth | 56 | mm |
Net Weight | 1 | kg |