SPECIFICATION |
Nominal Basket Diameter |
15", 381 mm |
Nominal Impedance* |
4 Ω |
Power Rating** |
Watts |
300 W |
Peak |
1200 W |
Resonance |
29 Hz |
Usable Frequency Range |
27 Hz - 0.2 kHz |
Sensitivity*** |
94.4 dB |
Magnet Weight |
56 oz. |
Gap Height |
0.394", 10 mm |
Voice Coil Diameter |
2.5", 64 mm |
THIELE & SMALL PARAMETERS |
Resonant Frequency (fs) |
29 Hz |
DC Resistance (Re) |
3.73 Ω |
Coil Inductance (Le) |
2.49m H |
Mechanical Q (Qms) |
10.72 |
Electromagnetic Q (Qes) |
0.38 |
Total Q (Qts) |
0.37 |
Compliance Equivalent Volume (Vas) |
274.84 liters / 9.71 cu.ft. |
Peak Diaphragm Displacement Volume (Vd) |
514 cc |
Mechanical Compliance of Suspension (Cms) |
0.27 mm/N |
BL Product (BL) |
14.17 T-M |
Diaphragm Mass Inc. Airload (MMs) |
113 grams |
Efficiency Bandwidth Product (EBP) |
76 |
Maximum Linear Excursion (Xmax) |
6 mm |
Surface Area of Cone (Sd) |
856.3 cm2 |
Maximum Mechanical Limit (Xlim) |
12. mm |
MOUNTING INFORMATION |
Recommended Enclosure Volume |
Sealed |
Acceptable |
Vented |
Acceptable |
Driver Volume Displaced |
0.128 cu.ft. / 3.62 liters |
Overall Diameter |
15.2", 386.1 mm |
Baffle Hole Diameter |
13.83", 351.3 mm |
Front Sealing Gasket |
Yes |
Rear Sealing Gasket |
N/A |
Mounting Holes Diameter |
0.25", 6.4mm |
Mounting Holes B.C.D. |
14.56", 369.8mm |
Depth |
6.4", 162.6 mm |
Net Weight |
13.1 lbs, 5.94 kg |
Shipping Weight |
15.2 lbs, 6.89 kgs |
MATERIALS OF CONSTRUCTION |
Coil Construction |
Copper voice coil |
Coil Former |
Polyimide former |