Eminence Ga-SC64 Signature 12'' Guitar Speaker - 8 Ohm

Vintage American ceramic magnet tone approved by legendary amp builder, George Alessandro. Well-balanced from top to bottom with tight, full lows, warm mids, and warm, but open highs.

Specifications

Nominal Basket Diameter: 12", 305 mm
Nominal Impedance: 8 Ω
Watts: 40 W
Resonance: 88 Hz
Usable Frequency Range: 80 Hz - 5.3 kHz
Sensitivity: 100.5 dB
Magnet Weight: 38 oz.
Gap Height: 0.313", 8 mm
Voice Coil Diameter: 1.75", 44 mm
Resonant Frequency (fs): 88 Hz
DC Resistance (Re): 7.63 Ω
Coil Inductance (Le): 0.67m H
Mechanical Q (Qms): 16.82
Electromagnetic Q (Qes): 0.6
Total Q (Qts): 0.58
Compliance Equivalent Volume (Vas): 44.96 liters/1.59 cu.ft.
Peak Diaphragm Displacement Volume (Vd): 83.8 cc
Mechanical Compliance of Suspension (Cms): 0.12 mm/N
BL Product (BL): 13.8 T-M
Diaphragm Mass Inc. Airload (MMs): 27 grams
Efficiency Bandwidth Product (EBP): 146
Maximum Linear Excursion (Xmax): 1.23 mm
Surface Area of Cone (Sd): 519.5 cm2