Description
SPECIFICATION |
|
Nominal Basket Diameter |
12", 304.8mm |
Nominal Impedance* |
4 ohms |
Power Rating** |
|
Watts |
200W |
Peak |
800W |
Resonance |
41.85Hz |
Usable Frequency Range |
35Hz - 0.3kHz |
Sensitivity*** |
91.3dB |
Magnet Weight |
38 oz. |
Gap Height |
0.31", 8mm |
Voice Coil Diameter |
2", 50.8mm |
THIELE & SMALL PARAMETERS |
|
Resonant Frequency (fs) |
41.85Hz |
DC Resistance (Re) |
3.57 |
Coil Inductance (Le) |
1.71mH |
Mechanical Q (Qms) |
10.04 |
Electromagnetic Q (Qes) |
0.57 |
Total Q (Qts) |
0.54 |
Compliance Equivalent Volume (Vas) |
65.27 liters / 2.3 cu.ft. |
Peak Diaphragm Displacement Volume (Vd) |
263cc |
Mechanical Compliance of Suspension (Cms) |
0.17mm/N |
BL Product (BL) |
11.83 T-M |
Diaphragm Mass Inc. Airload (MMs) |
84.37 grams |
Efficiency Bandwidth Product (EBP) |
74.06 |
Maximum Linear Excursion (Xmax) |
5mm |
Surface Area of Cone (Sd) |
525.9 cm2 |
Maximum Mechanical Limit (Xlim) |
10mm |
MOUNTING INFORMATION |
|
Recommended Enclosure Volume |
|
Sealed |
28.32-39.64 liters / 1-1.4 cu.ft. |
Vented |
36.25-84.95 liters / 1.28-3 cu.ft. |
Driver Volume Displaced |
122 cu.in. / 2 liters |
Overall Diameter |
12.3", 312.42mm |
Baffle Hole Diameter |
11", 279.4mm |
Front Sealing Gasket |
Fitted as standard |
Rear Sealing Gasket |
|
Mounting Holes Diameter |
0.25", 6.35mm |
Mounting Holes B.C.D. |
11.72", 297.69mm |
Depth |
5.5", 139.7mm |
Net Weight |
8 lbs, 3.63 kg |
Shipping Weight |
10.1 lbs, kgs |
MATERIALS OF CONSTRUCTION |
|
Coil Construction |
Copper voice coil |
Coil Former |
Polyimide former |
Magnet Composition |
Ferrite magnet |
Core Details |
Vented core |
|
|
Basket Materials |
Pressed steel basket |
Cone Composition |
Treated Paper Cone |
Cone Edge Composition |
Foam Edge |
Dust Cap Composition |
Treated paper dust cap |
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