| A nice round, balanced tone like the Tonker, but with extended top end and less lower-mid meat. |
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| SPECIFICATION |
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| Nominal Basket Diameter |
12″, 304.8mm |
| Nominal Impedance* |
8 ohms |
| Power Rating |
|
 Watts |
125W |
| Music Program |
|
| Resonance |
109Hz |
| Usable Frequency Range |
70Hz-5.5kHz |
| Sensitivity*** |
101 |
| Magnet Weight |
4 oz. |
| Gap Height |
0.28″, 7.2mm |
| Voice Coil Diameter |
2″, 50.8mm |
|
|
SOUND CLIPS |
| THIELE & SMALL PARAMETERS |
|
Clean Heavy OD |
| Resonant Frequency (fs) |
109Hz |
|
| DC Resistance (Re) |
7.2 |
|
| Coil Inductance (Le) |
0.42mH |
Download PDF Spec Sheet |
|
| Mechanical Q (Qms) |
12.58 |
| Electromagnetic Q (Qes) |
0.85 |
| Total Q (Qts) |
0.8 |
| Compliance Equivalent Volume (Vas) |
27.4 liters / 1.0 cu.ft. |
| Mechanical Compliance of Suspension (Cms) |
0.07mm/N |
|
| BL Product (BL) |
13.1 T-M |
|
| Diaphram Mass inc. Airload (Mms) |
30 grams |
|
| Efficiency Bandwidth Product (EBP) |
129 |
|
| Maximum Linear Excursion (Xmax) |
1.2mm |
|
| Surface Area of Cone (Sd) |
519.5 cm2 |
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| Maximum Mechanical Limit (Xlim) |
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| MOUNTING INFORMATION |
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| Recommended Enclosure |
|
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| Sealed |
Acceptable |
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| Vented |
Acceptable |
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| Overall Diameter |
12.02″, 305.3mm |
|
| Baffle Hole Diameter |
10.97″, 278.6mm |
|
| Front Sealing Gasket |
fitted as standard |
|
| Rear Sealing Gasket |
fitted as standard |
|
| Mounting Holes Diameter |
0.25″, 6.4mm |
|
| Mounting Holes B.C. D. |
11.63″, 295.4mm |
|
| Depth |
5.1″, 129mm |
|
| Net Weight |
4.1 lbs., 1.9 kg |
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| Shipping Weight |
5.8 lbs., 2.6 kg |
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| MATERIALS OF CONSTRUCTION |
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| Coil Construction |
Copper voice coil |
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| Coil Former |
Polyimide former |
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| Magnet Composition |
Neodymium magnet |
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| Core Details |
Non-vented core |
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| Basket Materials |
Pressed steel basket |
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| Cone Composition |
Paper Cone |
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| Cone Edge Composition |
Paper cone edge |
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| Dustcap Composition |
Zurette dust cap |
