| SPECIFICATION |
| Nominal Basket Diameter | 15", 381 mm |
| Nominal Impedance* | 8 Ω |
| Power Rating* |
| Program Power | 1200 W |
| Watts | 600 W |
| Resonance | 35 Hz |
| Usable Frequency Range | 38 Hz - 1.8 kHz |
| Sensitivity* | 97.8 dB |
| Magnet Weight | 120 oz. |
| Gap Height | 0.375", 9.5 mm |
| Voice Coil Diameter | 3", 76 mm |
| THIELE & SMALL PARAMETERS |
| Resonant Frequency (fs) | 35 Hz |
| DC Resistance (Re) | 6.5 Ω |
| Coil Inductance (Le) | 1.4m H |
| Mechanical Q (Qms) | 7.3 |
| Electromagnetic Q (Qes) | 0.32 |
| Total Q (Qts) | 0.3 |
| Compliance Equivalent Volume (Vas) | 198.8 liters / 7.02 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 571.2 cc |
| Mechanical Compliance of Suspension (Cms) | 0.2 mm/N |
| BL Product (BL) | 21.6 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 102 grams |
| Efficiency Bandwidth Product (EBP) | 112 |
| Maximum Linear Excursion (Xmax) | 6.7 mm |
| Surface Area of Cone (Sd) | 856.3 cm2 |
| Maximum Mechanical Limit (Xlim) | 18 mm |
| MOUNTING INFORMATION |
| Recommended Enclosure Volume |
| Sealed | N/a |
| Vented | 76.5-164 liters / 2.7-5.8 cu.ft. |
| Driver Volume Displaced | 0.152 cu.ft. / 4.31 liters |
| Overall Diameter | 15.21", 386.3 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 | 6.57", 166.9 mm |
| Net Weight | 22.3 lbs, 10.12 kg |
| Shipping Weight | 24.8 lbs, 11.25 kgs |
| MATERIALS OF CONSTRUCTION |
| Coil Construction | Copper voice coil |
| Coil Former | Polyimide former |
| Magnet Composition | Ferrite magnet |
| Core Details | Vented and extended 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 |