Eminence Alpha 8MRA 8″ Woofer LOW SHIPPING! AUTHORIZED DISTRIBUTOR!!!
Eminence Alpha 8MRA 8″ Woofer LOW SHIPPING! AUTHORIZED DISTRIBUTOR!!!
Specifications
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ALPHA-8MRAMESSAGE with any questions!!! We have many more of these in stock - Ebay will only let us list 2 at a time.We have distributed Eminence for 18 years.We have all the other major PRO Audio Speaker Brands and Models.We sell to Dealers as well. SPECIFICATION Nominal Basket Diameter 8", 203.2mm Nominal Impedance* 8 ohms Power Rating Watts 125W Music Program 250W Resonance 514Hz Usable Frequency Range 400Hz-4.8kHz Sensitivity*** 100.9 Magnet Weight 20 oz. Gap Height 0.25", 6.35mm Voice Coil Diameter 1.5", 38.1mm THIELE & SMALL PARAMETERS Resonant Frequency (fs) DC Resistance (Re) 7.32 Coil Inductance (Le) 0.34mH Mechanical Q (Qms) 4.48 Electromagnetic Q (Qes) 2.08 Total Q (Qts) 1.42 Compliance Equivalent Volume (Vas) 0.8 liters / 0.03 cu.ft. Peak Diaphragm Displacement Volume (Vd) 0cc Mechanical Compliance of Suspension (Cms) 0.01mm/N BL Product (BL) 8.9 T-M Diaphram Mass inc. Airload (Mms) 6.9 grams Efficiency Bandwidth Product (EBP) 247 Maximum Linear Excursion (Xmax) 1.6mm Surface Area of Cone (Sd) 205.9 cm2 Maximum Mechanical Limit (Xlim) 3.0mm MOUNTING INFORMATION Recommended Enclosure Sealed N/A Vented N/A Overall Diameter 8.22", 208.8mm Baffle Hole Diameter 7.19", 182.5mm Front Sealing Gasket Fitted as standard Rear Sealing Gasket Fitted as standard Mounting Holes Diameter 0.22", 5.5mm Mounting Holes B.C. D. 7.75", 196.9mm Depth 3.25", 83mm Net Weight 4.4 lbs., 2 kg Shipping Weight 5.1 lbs., 2.3 kg MATERIALS OF CONSTRUCTION Coil Construction Copper voice coil Coil Former Polyimide former Magnet Composition Ferrite magnet Core Details Vented core Basket Materials Pressed steel basket with closed back Cone Composition Paper Cone Cone Edge Composition Paper cone edge Dustcap Composition Solid composition paper dust cap
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