Recommended as a woofer, midbass or midrange in sealed and vented enclosures. A popular choice choice for 12 inch line arrays and bass guitar applications.
| SPECIFICATION | |
| Nominal Basket Diameter | 12", 305 mm |
| Nominal Impedance* | 8?? |
| Power Rating* | |
| Program Power | 800 W |
| Watts | 400 W |
| Resonance | 52 Hz |
| Usable Frequency Range | 51 Hz - 3.5 kHz |
| Sensitivity* | 100.5 dB |
| Magnet Weight | 11 oz. |
| Gap Height | 0.365", 9.3 mm |
| Voice Coil Diameter | 3", 76 mm |
| THIELE & SMALL PARAMETERS | |
| Resonant Frequency (fs) | 52 Hz |
| DC Resistance (Re) | 5.5?? |
| Coil Inductance (Le) | 0.57m H |
| Mechanical Q (Qms) | 8.39 |
| Electromagnetic Q (Qes) | 0.33 |
| Total Q (Qts) | 0.32 |
| Compliance Equivalent Volume (Vas) | 81.1 liters / 2.86 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 330 cc |
| Mechanical Compliance of Suspension (Cms) | 0.2 mm/N |
| BL Product (BL) | 15.9 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 47 grams |
| Efficiency Bandwidth Product (EBP) | 157 |
| Maximum Linear Excursion (Xmax) | 6.2 mm |
| Surface Area of Cone (Sd) | 532.4 cm2 |
| Maximum Mechanical Limit (Xlim) | 12.5 mm |
| MOUNTING INFORMATION | |
| Recommended Enclosure Volume | |
| Sealed | 28-76 liters / 1-2.7 cu.ft. |
| Vented | 41-110 liters / 1.5-3.9 cu.ft. |
| Driver Volume Displaced | 0.054 cu.ft. / 1.53 liters |
| Overall Diameter | 12.38", 314.5 mm |
| Baffle Hole Diameter | 11.06", 280.9 mm |
| Front Sealing Gasket | Yes |
| Rear Sealing Gasket | Yes |
| Mounting Holes Diameter | 0.28", 7.1mm |
| Mounting Holes B.C.D. | 11.62", 295.2mm |
| Depth | 5.63", 143 mm |
| Net Weight | 7.1 lbs, 3.22 kg |
| Shipping Weight | 8.7 lbs, 3.95 kgs |
| MATERIALS OF CONSTRUCTION | |
| Coil Construction | Aluminum voice coil |
| Coil Former | Kapton former |
| Magnet Composition | Neodymium magnet |
| Core Details | Vented core |
| Basket Materials | Die-cast aluminum basket |
| Cone Composition | Treated paper cone |
| Cone Edge Composition | Sealed cloth surround |
| Dust Cap Composition | Treated paper dust cap |
