Designed for high power bass in sound reinforcement systems, bass guitar combos, club music systems and stage monitors.Ê Eminence LF models are specially designed with extended Xmax to deliver more bass than standard models and provide "a true woofer" for three-way applications.
| Nominal Basket Diameter | 12", 304.8mm |
| Impedance | 8 ohm |
| Power Rating | 300W rms |
| Resonance | 45Hz |
| Usable Frequency Range | 45Hz - 3kHz |
| Average Sensitivity | 1W @ 1m 97 dB |
| Magnet Weight | 56oz. |
| Gap Height | 0.375", 9.52mm |
| Voice Coil Diameter | 2.5", 63.5mm |
Mounting Information
| Overall Diameter | 12.02", 305.2mm |
| Baffle Hole Diameter | 11.05", 280.7mm |
| Front Sealing Gasket | fitted as standard |
| Rear Sealing Gasket | fitted as standard |
| Mounting Holes Diameter | 0.25", 6.4mm |
| Mounting Hole B.C.D. | 11.63", 295.3mm |
| Depth | 5.35", 136mm |
| Shipping Weight | 13.6 lbs, 6.2 kg |
Thiele-Small Parameters
| Resonant Frequency | 45Hz |
| Impedance (RE) | 6.06 ohm |
| Coil Inductance (Le) | 1.45mH |
| Electromagnetic Q (Qes) | 0.45 |
| Mechanical Q (Qms) | 7.28 |
| Total Q (Qts) | 0.42 |
| Compliance Equivalent Volume (Vas) | 67.88 liters 2.4 cu.ft |
| Peak Diaphragm Displacement Volume (Vd) | 241cc |
| Mechanical Compliance of suspension (Cms) | 0.24mm/N |
| BL Product (BL) | 14.1 T-M |
| Diaphragm Mass inc. Airload (Mms) | 51 grams |
| Equiv. Resistance of mechanical suspension loss (Rms) | 2.27N*sec/M |
| Efficiency Bandwidth Product (EBP) | 101 |
| Voice Coil Overhang (Xmax) | 4.8mm |
| Surface Area of Cone (Sd) | 506.7cm2 |
| Impedance at Resonance (Zmax) | 93 ohm |
Materials of Construction
- Kapton coil former
- Ferrite magnet
- Pressed steel basket
- Polyamide-imide coated copper voice coil
- Paper cone/rolled cloth cone edge
- Solid composition paper dust cap
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