| SPECIFICATION |
| Nominal Basket Diameter |
12", 305 mm |
| Nominal Impedance* |
8 Ω |
| Power Rating* |
| Program Power |
900 W |
| Watts |
450 W |
| Resonance |
37 Hz |
| Usable Frequency Range |
46 Hz - 2 kHz |
| Sensitivity* |
95.5 dB |
| Magnet Weight |
11 oz. |
| Gap Height |
0.36", 9.3 mm |
| Voice Coil Diameter |
3", 76 mm |
| THIELE & SMALL PARAMETERS |
| Resonant Frequency (fs) |
37 Hz |
| DC Resistance (Re) |
5.6 Ω |
| Coil Inductance (Le) |
0.98m H |
| Mechanical Q (Qms) |
6.94 |
| Electromagnetic Q (Qes) |
0.34 |
| Total Q (Qts) |
0.32 |
| Compliance Equivalent Volume (Vas) |
106.65 liters / 3.77 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) |
496 cc |
| Mechanical Compliance of Suspension (Cms) |
0.26 mm/N |
| BL Product (BL) |
16.7 T-M |
| Diaphragm Mass Inc. Airload (MMs) |
72 grams |
| Efficiency Bandwidth Product (EBP) |
110 |
| Maximum Linear Excursion (Xmax) |
9.1 mm |
| Surface Area of Cone (Sd) |
545.4 cm2 |
| Maximum Mechanical Limit (Xlim) |
14.5 mm |
| MOUNTING INFORMATION |
| Recommended Enclosure Volume |
| Sealed |
23-59 liters / 0.8-2.1 cu.ft. |
| Vented |
37-85 liters / 1.3-3 cu.ft. |
| Driver Volume Displaced |
0.055 cu.ft. / 1.56 liters |
| Overall Diameter |
12.38", 314.5 mm |
| Baffle Hole Diameter |
11.06", 280.9 mm |
| Front Sealing Gasket |
Yes |
| Rear Sealing Gasket |
Yes |
| Mounting Holes Diameter |
0.28", 7.1mm |
| Mounting Holes B.C.D. |
11.62", 295.2mm |
| Depth |
6", 152.4 mm |
| Net Weight |
7.6 lbs, 3.45 kg |
| Shipping Weight |
9.2 lbs, 4.17 kgs |
| MATERIALS OF CONSTRUCTION |
| Coil Construction |
Copper voice coil |
| Coil Former |
Kapton former |
| Magnet Composition |
Neodymium magnet |
| Core Details |
Vented core |
| |
|
| Basket Materials |
Die-cast aluminum basket |
| Cone Composition |
Treated paper cone |
| Cone Edge Composition |
Sealed cloth Edge |
| Dust Cap Composition |
Treated paper dust cap |
