Component Speaker Eminence LAB12
Recommended for vented, sealed, and horn loaded, professional audio enclosures as a subwoofer. Also great as an automotive sub.
| Specification | |
| Nominal Basket Diameter | 12″, 304.8mm |
| Nominal Impedance* | 6 ohms |
| Power Rating** | |
| Watts | 400W |
| Music Program | 800W |
| Resonance | 22Hz |
| Usable Frequency Range | 25Hz – 0.12kHz |
| Sensitivity*** | 89.2dB |
| Magnet Weight | 160 oz. |
| Gap Height | 0.37″, 9.53mm |
| Voice Coil Diameter | 2.5″, 63.5mm |
| Thiele & Small Parameters | |
| Resonant Frequency (fs) | 22Hz |
| DC Resistance (Re) | 4.29 |
| Coil Inductance (Le) | 1.48mH |
| Mechanical Q (Qms) | 13.32 |
| Electromagnetic Q (Qes) | 0.39 |
| Total Q (Qts) | 0.38 |
| Compliance Equivalent Volume (Vas) | 125.2 liters / 4.4 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 659cc |
| Mechanical Compliance of Suspension (Cms) | 0.35mm/N |
| BL Product (BL) | 15 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 146 grams |
| Efficiency Bandwidth Product (EBP) | 56 |
| Maximum Linear Excursion (Xmax) | 13mm |
| Surface Area of Cone (Sd) | 506.7 cm2 |
| Maximum Mechanical Limit (Xlim) | 22mm |
| Mounting Information | |
| Recommended Enclosure Volume | |
| Sealed | 22.7-28.3 liters / 1-5 cu.ft. |
| Vented | 45.3-101.9 liters / 1.6-3.6 cu.ft. |
| Driver Volume Displaced | 188.6 cu.in. / 3.09 liters |
| Overall Diameter | 12.32″, 312.8mm |
| Baffle Hole Diameter | 10.98″, 278.9mm |
| Front Sealing Gasket | Fitted as standard |
| Rear Sealing Gasket | Fitted as standard |
| Mounting Holes Diameter | 0.26″, 6.6mm |
| Mounting Holes B.C.D. | 11.77″, 299mm |
| Depth | 6.44″, 164mm |
| Net Weight | 22 lbs, 10 kg |
| Shipping Weight | 23.8 lbs, 10.8 kgs |
| Materials of Construction | |
| Coil Construction | Copper voice coil |
| Coil Former | Polyimide former |
| Magnet Composition | Double stacked 80 oz. ferrite magnets |
| Core Details | Vented and extended core |
| Basket Materials | 12-spoke die-cast aluminum basket |
| Cone Composition | Kevlar-reinforced paper cone |
| Cone Edge Composition | Foam cone edge |
| Dust Cap Composition | Dual inverted dust caps |
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