Eminence GA10-SC64: 10″ Guitar Speaker by George Alessandro
Tones of 1964 still ring true in this vintage voiced 10 inch speaker by amp guru George Alessandro. Very balanced with dynamic character, this ceramic 10 inch speaker offers tight, punchy tone with nice warmth, richness, and sparkling highs.
| Series | Signature | |
| Model | GA10-SC64 | |
| Application | 10″ Open or Closed Back | |
| Configuration | 1, 2, or 4 X 10″ | |
| Low-End Response | Moderate | |
| Low-End Shape | Tight/Punchy | |
| Mid-Range Response | Moderate | |
| Mid-Range Shape | Warm | |
| High-End Response | Moderate | |
| Volume/Power | Loud | |
| Overall Coloration* | Vintage American ceramic magnet tone in a 10″ approved by legendary amp builder, George Alessandro. A tight, punchy tone with warmth, richness, and sparkling highs. | |
| Break-up Modes | Medium | |
| Power Range | Up to 20 watts | |
| Instrument* | Lead/Rhythm Guitar | |
| Genre of Music* | Rock, Blues, Country |
| SPECIFICATION | |
| Nominal Basket Diameter | 10″, 254 mm |
| Nominal Impedance* | 8 Ω |
| Power Rating* | |
| Program Power | N/A |
| Watts | 20 W |
| Resonance | 100 Hz |
| Usable Frequency Range | 100 Hz – 5.5 kHz |
| Sensitivity* | 98.2 dB |
| Magnet Weight | 15 oz. |
| Gap Height | 0.25″, 6.4 mm |
| Voice Coil Diameter | 1″, 25 mm |
| THIELE & SMALL PARAMETERS | |
| Resonant Frequency (fs) | 100 Hz |
| DC Resistance (Re) | 7.58 Ω |
| Coil Inductance (Le) | 0.48m H |
| Mechanical Q (Qms) | 16.89 |
| Electromagnetic Q (Qes) | 1.38 |
| Total Q (Qts) | 1.28 |
| Compliance Equivalent Volume (Vas) | 33.49 liters / 1.18 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 58.2 cc |
| Mechanical Compliance of Suspension (Cms) | 0.18 mm/N |
| BL Product (BL) | 7.05 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 14 grams |
| Efficiency Bandwidth Product (EBP) | 72 |
| Maximum Linear Excursion (Xmax) | 1.59 mm |
| Surface Area of Cone (Sd) | 366.1 cm2 |
| Maximum Mechanical Limit (Xlim) | N/A |
| MOUNTING INFORMATION | |
| Recommended Enclosure Volume | |
| Sealed | Acceptable |
| Vented | Acceptable |
| Driver Volume Displaced | 0.027 cu.ft. / 0.77 liters |
| Overall Diameter | 10.11″, 256.8 mm |
| Baffle Hole Diameter | 9.13″, 231.9 mm |
| Front Sealing Gasket | Yes |
| Rear Sealing Gasket | N/A |
| Mounting Holes Diameter | 0.22″, 5.6mm |
| Mounting Holes B.C.D. | 9.6″, 243.8mm |
| Depth | 3.93″, 99.7 mm |
| Net Weight | 3.3 lbs, 1.5 kg |
| Shipping Weight | 4.4 lbs, 2 kgs |
| MATERIALS OF CONSTRUCTION | |
| Coil Construction | Copper voice coil |
| Coil Former | Paper former |
| Magnet Composition | Ferrite 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 |
