Eminence GASC64 12" Lead Rhythm Guitar Speaker

This item is brand-new, factory sealed.

This table charts the specifications for the GA-SC64 speaker
* Nominal Basket Diameter: 12-in , 305 mm.
* Nominal Impedance: 8 Ohms.
* Power Rating:
* Watts: 40 W.
* Music Program: N/A.
* Resonance: 88 Hz.
* Usable Frequency Range: 80 Hz - 5.3 kHz.
* Sensitivity: 100.5 dB.
* Magnet Weight: 38 oz..
* Gap Height: 0.313-in , 8 mm.
* Voice Coil Diameter: 1.75-in , 44 mm.
* Thiele & Small Parameters.
* Resonant Frequency (fs): 88 Hz.
* DC Resistance (Re): 7.63 Ohms.
* 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.
* Maximum Mechanical Limit (Xlim): N/A.
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Recommended Enclosure Volume;
* Sealed: Acceptable.
* Vented: Acceptable.
* Driver Volume Displaced: 0.071 cu.ft. / 2 liters.
* Overall Diameter: 12.17-in , 309.1 mm.
* Baffle Hole Diameter: 11.13-in , 282.7 mm.
* Front Sealing Gasket: Yes.
* Rear Sealing Gasket: N/A.
* Mounting Holes Diameter: 0.24-in , 6.1mm.
* Mounting Holes B.C.D.: 11.75-in , 298.5mm.
* Depth: 5.13-in , 130.2 mm.
* Net Weight: 7.5 lbs, 3.4 kg.
* Shipping Weight: 8.4 lbs, 3.81 kgs.
* Materials of Construction.
* Coil Construction: Copper voice coil.
* Coil Former: Paper former.
* Magnet Composition: Ferrite magnet.
* Core Details: Non-vented core.
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* Basket Materials: Pressed steel basket.
* Cone Composition: Paper cone.
* Cone Edge Composition: Paper cone edge.
* Dust Cap Composition: Solid composition felt dust cap.