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- Eminence GA-SC59 - 8 ohm 12" 40W George Alessandro Approved Guitar Speaker
Eminence GA-SC59 - 8 ohm 12" 40W George Alessandro Approved Guitar Speaker
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- Additional Information
Awesome tone straight from Circa 1959! With a vintage American alnico magnet design, approved by George Alessandro this 12" Guitar Speaker has punchy lows, full lower mid grunt, and articulate chimey highs for an incredible and versatile sound. A terrific addition to your rig.
| Specification | |
| Nominal Basket Diameter | 12", 305 mm |
| Nominal Impedance* | 8 Ω |
| Power Rating* | |
| Program Power | N/A |
| Watts | 40 W |
| Resonance | 89 Hz |
| Usable Frequency Range | 80 Hz - 5.2 kHz |
| Sensitivity* | 100 dB |
| Magnet Weight | 35 oz. |
| Gap Height | 0.313", 7.95 mm |
| Voice Coil Diameter | 1.75", 44 mm |
| Thiele & Small Parameters | |
| Resonant Frequency (fs) | 89 Hz |
| DC Resistance (Re) | 7.4 Ω |
| Coil Inductance (Le) | 0.61m H |
| Mechanical Q (Qms) | 19.73 |
| Electromagnetic Q (Qes) | 0.63 |
| Total Q (Qts) | 0.61 |
| Compliance Equivalent Volume (Vas) | 41.21 liters / 1.46 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 83.64 cc |
| Mechanical Compliance of Suspension (Cms) | 0.11 mm/N |
| BL Product (BL) | 13.55 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 28 grams |
| Efficiency Bandwidth Product (EBP) | 140 |
| Maximum Linear Excursion (Xmax) | 1.61 mm |
| Surface Area of Cone (Sd) | 519.5 cm2 |
| Maximum Mechanical Limit (Xlim) | 0 mm |
| Mounting Information | |
| Recommended Enclosure Volume | |
| Sealed | Acceptable |
| Vented | Acceptable |
| Driver Volume Displaced | 0.079 cu.ft. / 2.24 liters |
| Overall Diameter | 12.17", 309.12 mm |
| Baffle Hole Diameter | 11.13", 282.7 mm |
| Front Sealing Gasket | Yes |
| Rear Sealing Gasket | Yes |
| Mounting Holes Diameter | 0.24", 6.096mm |
| Mounting Holes B.C.D. | 11.75", 298.45mm |
| Depth | 6.25", 158.75 mm |
| Net Weight | 8.4 lbs, 3.81 kg |
| Shipping Weight | 10.2 lbs, 4.63 kgs |
| Materials of Construction | |
| Coil Construction | Copper voice Coil |
| Coil Former | Paper former |
| Magnet Composition | Alnico Magnet |
| Core Details | Non-vented core |
| Basket Materials | Pressed steel basket |
| Cone Composition | Paper cone |
| Cone Edge Composition | Paper cone edge |
| Dust Cap Composition | Solid composition felt dust cap |
