L12/84218 -12" LF speaker with 3" VC,350w
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Quality/Safety Certification: 0.00
1.12" LF speaker
3.RMS:350W,97dB
4.3 inch voice coil,180mm magnet
5. LF speaker of good price and good quality
6.This LF speaker is of low distortion
7.Hipower Audio is a professinal speaker factory with experience in the speaker field for 8 years. We make our own tranducers ,HF drivers and empty cabinets.
8.details:
| General Specifications | ||
| Nominal Diameter | 300/12 | mm/inch |
| Rated Impedance | 8 | ohm |
| Nominal Power handling1 | 350 | Watts |
| Program Power2 | 700 | Watts |
| Sensitivity(lw/lm)3 | 97 | dB |
| Frequency Range4 | 42-3.0k | Hz |
| Minimum Impedance(Zmin) | 7.1 | ohm |
| Voice Coil Diameter | 75/3 | mm/inch |
| Voice Coil Material | Copper | |
| Voice Coil Winding Depth | 17 | mm |
| Number of layers | 2 | (inside/outside) |
| Magnet gap depth | 10 | mm |
| Surround Shape | M-roll | |
| Basket | Cast Aluminum | |
| Flux Density | 1.0 | T |
| Magnet Material/Mass | Ceramic | |
| Thiele-Small parameters | |||
| Resonance frequency | Fs | 42 | Hz |
| DC resistance | Re | 5.4 | ohm |
| Mechanical factor | Qms | 16.4 | |
| Electrical factor | Qes | 0.22 | |
| Total factor | Qts | 0.22 | |
| Mechanical compliance | Cms | 0.23 | mm/N |
| Mechanical resistance of suspension losses | Rms | 1.02 | mech-ohm |
| Effective Moving Mass | Mms | 63 | gr |
| Half-space efficiency | Eff | 2.97 | % |
| BL Factor | BL | 20.1 | T.m |
| Equivalent Cas air load | Vas | 91.4 | liters |
| Effective piston area | Sd | 0.0539 | m2 |
| Max.linear excursion | Xmax | 6.5 | mm |
| Voice-coil inductance | LelK | 1.1 | mH |
| Mounting Information | ||
| Overall Diameter | 318 | mm |
| Bolt Circle Diameter | 301 | mm |
| Bolt Hole Diameter | 6.5x9 | mm |
| Baffle Cutout Diameter | 287 | mm |
| Overall Depth | 142 | mm |
| Net Weight | 7 | kg |
