SPECIFICATION |
Nominal Basket Diameter |
12", 305 mm |
Nominal Impedance* |
8 Ω |
Power Rating* |
Program Power |
750 W |
Watts |
375 W |
Resonance |
44 Hz |
Usable Frequency Range |
44 Hz - 4 kHz |
Sensitivity* |
99.8 dB |
Magnet Weight |
56 oz. |
Gap Height |
0.31", 7.9 mm |
Voice Coil Diameter |
2.5", 64 mm |
THIELE & SMALL PARAMETERS |
Resonant Frequency (fs) |
44 Hz |
DC Resistance (Re) |
5.04 Ω |
Coil Inductance (Le) |
0.54m H |
Mechanical Q (Qms) |
7.59 |
Electromagnetic Q (Qes) |
0.39 |
Total Q (Qts) |
0.37 |
Compliance Equivalent Volume (Vas) |
141.66 liters / 5 cu.ft. |
Peak Diaphragm Displacement Volume (Vd) |
271.5 cc |
Mechanical Compliance of Suspension (Cms) |
0.36 mm/N |
BL Product (BL) |
11.47 T-M |
Diaphragm Mass Inc. Airload (MMs) |
36 grams |
Efficiency Bandwidth Product (EBP) |
115 |
Maximum Linear Excursion (Xmax) |
5.1 mm |
Surface Area of Cone (Sd) |
532.4 cm2 |
Maximum Mechanical Limit (Xlim) |
13.7 mm |
MOUNTING INFORMATION |
Recommended Enclosure Volume |
Sealed |
N/a |
Vented |
36.81-93.45 liters / 1.3-3.5 cu.ft. |
Driver Volume Displaced |
0.079 cu.ft. / 2.25 liters |
Overall Diameter |
12.38", 314.5 mm |
Baffle Hole Diameter |
11.07", 281.2 mm |
Front Sealing Gasket |
Yes |
Rear Sealing Gasket |
Yes |
Mounting Holes Diameter |
0.27", 6.9mm |
Mounting Holes B.C.D. |
11.57", 293.9mm |
Depth |
5.5", 139.7 mm |
Net Weight |
11.7 lbs, 5.31 kg |
Shipping Weight |
14 lbs, 6.35 kgs |
MATERIALS OF CONSTRUCTION |
Coil Construction |
Aluminum voice coil |
Coil Former |
Polyimide former |
Magnet Composition |
Ferrite magnet |
Core Details |
Vented and extended core |
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Basket Materials |
Die-cast aluminum basket |
Cone Composition |
Paper cone |
Cone Edge Composition |
Cloth cone edge |
Dust Cap Composition |
Paper dust cap |