EMINENCE ALPHA 8A 8" 8 OHM 100 WATT SPEAKER

ALPHA

EMINENCE ALPHA 8A 8" 8 OHM 100 WATT  SPEAKER. SAME AS USED IN MANY MODERN BASS RIGS. FOR HELP WITH SPEAKER SELECTION CHECK THE CHART ON OUR TECH INFO PAGE. DON'T SEE THE SPEAKER YOU WANT HERE? GIVE US A CALL. WE HAVE ACCESS TO A LARGE ARRAY OF SPEAKER TYPES AND BRANDS.

ALPHA-8A    
SPECIFICATION   
Nominal Basket Diameter  8", 203.2mm
Nominal Impedance*  8 ohms
Power Rating   
Watts 125W
Music Program  250W
Resonance 73Hz
Usable Frequency Range  58Hz-5kHz
Sensitivity*** 94
Magnet Weight  20 oz.
Gap Height  0.25", 6.35mm
Voice Coil Diameter 1.5", 38.1mm
   
THIELE & SMALL PARAMETERS   
Resonant Frequency (fs)  73Hz
DC Resistance (Re)  5.3
Coil Inductance (Le)  0.44mH
Mechanical Q (Qms)  4.6
Electromagnetic Q (Qes)  0.68
Total Q (Qts)  0.59
Compliance Equivalent Volume (Vas)  17.7 liters / 0.6 cu.ft.
Peak Diaphragm Displacement Volume (Vd)  67cc
Mechanical Compliance of Suspension (Cms)  0.28mm/N
BL Product (BL)  7.8 T-M
Diaphram Mass inc. Airload (Mms)  17 grams
Efficiency Bandwidth Product (EBP)  107
Maximum Linear Excursion (Xmax)  3.2mm
Surface Area of Cone (Sd)  210.0 cm2
Maximum Mechanical Limit (Xlim)  7.1mm
   
MOUNTING INFORMATION     
Recommended Enclosure     
Sealed 5-7 liters/0.18-0.25 cu.ft.  
Vented 16.7-25.5 liters/0.59-0.90 cu.ft.  
Overall Diameter  8.24", 209.2mm  
Baffle Hole Diameter  7.13", 181mm  
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  4.3 lbs., 1.9 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  
Cone Composition  Paper Cone  
Cone Edge Composition  Cloth cone edge  
Dustcap Composition Solid composition paper dust cap

$ 49.00

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