| SPECIFICATION |
| Nominal Basket Diameter | 15", 381 mm |
| Nominal Impedance* | 8 Ω |
| Power Rating* |
| Program Power | 1000 W |
| Watts | 500 W |
| Resonance | 47 Hz |
| Usable Frequency Range | 46 Hz - 4 kHz |
| Sensitivity* | 101 dB |
| Magnet Weight | 80 oz. |
| Gap Height | 0.375", 9.5 mm |
| Voice Coil Diameter | 3", 76 mm |
| THIELE & SMALL PARAMETERS |
| Resonant Frequency (fs) | 47 Hz |
| DC Resistance (Re) | 5.23 Ω |
| Coil Inductance (Le) | 1.01m H |
| Mechanical Q (Qms) | 8.01 |
| Electromagnetic Q (Qes) | 0.4 |
| Total Q (Qts) | 0.38 |
| Compliance Equivalent Volume (Vas) | 167.7 liters / 5.92 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 274 cc |
| Mechanical Compliance of Suspension (Cms) | 0.16 mm/N |
| BL Product (BL) | 16.6 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 72 grams |
| Efficiency Bandwidth Product (EBP) | 118 |
| Maximum Linear Excursion (Xmax) | 3.2 mm |
| Surface Area of Cone (Sd) | 856.3 cm2 |
| Maximum Mechanical Limit (Xlim) | 13.2 mm |
| MOUNTING INFORMATION |
| Recommended Enclosure Volume |
| Sealed | N/a |
| Vented | 54-184 liters / 1.9-6.5 cu.ft. |
| Driver Volume Displaced | 0.138 cu.ft. / 3.92 liters |
| Overall Diameter | 15.32", 389.1 mm |
| Baffle Hole Diameter | 14", 355.6 mm |
| Front Sealing Gasket | Yes |
| Rear Sealing Gasket | Yes |
| Mounting Holes Diameter | 0.28", 7.1mm |
| Mounting Holes B.C.D. | 14.56", 369.8mm |
| Depth | 6.06", 153.9 mm |
| Net Weight | 16.9 lbs, 7.67 kg |
| Shipping Weight | 19.5 lbs, 8.85 kgs |
| MATERIALS OF CONSTRUCTION |
| Coil Construction | Aluminum voice coil |
| Coil Former | Polyimide former |
| Magnet Composition | Ferrite magnet |
| Core Details | Vented core |
| | |
| Basket Materials | Die-cast aluminum basket |
| Cone Composition | Paper cone |
| Cone Edge Composition | Cloth cone edge |
| Dust Cap Composition | Solid composition paper dust cap |