Description
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.
Manufacturer Spec Sheet
Example Cabinet Designs
Specification | |
Nominal Basket Diameter | 12", 305 mm |
Nominal Impedance* | 8 Ω |
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 | 0.36", 9.3 mm |
Voice Coil Diameter | 3", 76 mm |
Thiele & Small Parameters | |
Resonant Frequency (fs) | 52 Hz |
DC Resistance (Re) | 5.5 Ω |
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 |