| 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 |
| |
|
| Basket Materials |
Die-cast aluminum basket |
| Cone Composition |
Paper cone |
| Cone Edge Composition |
Cloth cone edge |
| Dust Cap Composition |
Paper dust cap |
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