| Name | 12" 1280 ACR BLACK MAGIC |
| Description | Full range |
SPECIFICATION
| Nominal Dieameter | 12 Inch |
| Nominal Impedance | 8 Ohm |
| Cone Material | Black Paper |
| Edge | Cloth |
| Maximum Power | 500 Watt |
| Magnet Weight | 48.60 Oz |
| Frequency Response | 45 Hz - 3.3 KHz |
| Sensitivity | 95 dB |
| Voice Coil Diameter | 49.5 mm |
THIELE SMALL PARAMETER
| Resonance Frequency | Fs | 45 Hz |
| DC Resistance | Re | 6.3 Ohm |
| Mechanical Factor | Qms | 6 |
| Electical Factor | Qes | 0.47 |
| Total Factor | Qts | 0.44 |
| BL Factor | BL | 13.1 T/m |
| Effective Moving Mass | Mms | 45 Gram |
| Equivalent Cas Air Load | Vas | 101.8 Liter |
| Effective Piston Area | Sd | 510.7 Cm2 |
| Voice Coil Inductance | Le | 0.59 mH |
| Half Space Efficiency | Eff | 1.90 % |
MOUNTING INFORMATION
| Overall Diameter | 310 mm |
| Bolt Circle Diameter | 294 mm |
| Bolt Hole Diameter | 8 mm |
| Front Mount | 284 mm |
| Overall Depth | 127 mm |
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