Recommended as a woofer or midbass in vented professional audio enclosures.
| SPECIFICATION | |
| Nominal Basket Diameter | 15", 381 mm |
| Nominal Impedance* | 8 Ω |
| Power Rating* | |
| Program Power | 900 W |
| Watts | 450 W |
| Resonance | 45 Hz |
| Usable Frequency Range | 40 Hz - 4 kHz |
| Sensitivity* | 100.8 dB |
| Magnet Weight | 11 oz. |
| Gap Height | 0.365", 9.3 mm |
| Voice Coil Diameter | 3", 76 mm |
| THIELE & SMALL PARAMETERS | |
| Resonant Frequency (fs) | 45 Hz |
| DC Resistance (Re) | 5.27 Ω |
| Coil Inductance (Le) | 0.64m H |
| Mechanical Q (Qms) | 6.7 |
| Electromagnetic Q (Qes) | 0.36 |
| Total Q (Qts) | 0.34 |
| Compliance Equivalent Volume (Vas) | 153 liters / 5.4 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 505 cc |
| Mechanical Compliance of Suspension (Cms) | 0.15 mm/N |
| BL Product (BL) | 18.6 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 84 grams |
| Efficiency Bandwidth Product (EBP) | 125 |
| Maximum Linear Excursion (Xmax) | 5.9 mm |
| Surface Area of Cone (Sd) | 856 cm2 |
| Maximum Mechanical Limit (Xlim) | 11 mm |
| MOUNTING INFORMATION | |
| Recommended Enclosure Volume | |
| Sealed | N/a |
| Vented | 51-144 liters / 1.8-5.1 cu.ft. |
| Driver Volume Displaced | 0.09 cu.ft. / 2.54 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 | 6.8", 172.7 mm |
| Net Weight | 7.9 lbs, 3.58 kg |
| Shipping Weight | 10.1 lbs, 4.58 kgs |
| MATERIALS OF CONSTRUCTION | |
| Coil Construction | Copper voice coil |
| Coil Former | Polyimide former |
| Magnet Composition | Neodymium magnet |
| Core Details | Vented core |
| Basket Materials | Die-cast aluminum basket/ heatsink |
| Cone Composition | Paper cone |
| Cone Edge Composition | Cloth cone edge |
| Dust Cap Composition | Solid composition paper dust cap |
