Eminence- ALPHA8A

Eminence- ALPHA8A Replacement Speaker Woofers
Eminence- ALPHA8A Replacement Speaker Woofers
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Recommended for professional audio mid-range applications in a sealed cabinet, or as a mid-bass in a vented satellite enclosure.

Brand: Eminence
Product Code: ALPHA8A
Reward Points: 81
Availability: Out Of Stock
Price: AED 190.00
Price in reward points: 1620
Qty:  
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SPECIFICATION
Nominal Basket Diameter 8", 203 mm
Nominal Impedance* 8 Ω
Power Rating**
Watts 125 W
Music Program 250 W
Resonance 73 Hz
Usable Frequency Range 58 Hz - 5 kHz
Sensitivity*** 94 dB
Magnet Weight 20 oz.
Gap Height 0.25", 6.4 mm
Voice Coil Diameter 1.5", 38 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 73 Hz
DC Resistance (Re) 5.3 Ω
Coil Inductance (Le) 0.44m H
Mechanical Q (Qms) 4.6
Electromagnetic Q (Qes) 0.68
Total Q (Qts) 0.59
Compliance Equivalent Volume (Vas) 17.7 liters / 0.63 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 67 cc
Mechanical Compliance of Suspension (Cms) 0.28 mm/N
BL Product (BL) 7.8 T-M
Diaphragm Mass Inc. Airload (MMs) 17 grams
Efficiency Bandwidth Product (EBP) 107
Maximum Linear Excursion (Xmax) 3.2 mm
Surface Area of Cone (Sd) 210 cm2
Maximum Mechanical Limit (Xlim) 7.1 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 5-7 liters / 0.18-0.25 cu.ft.
Vented 16.7-25.5 liters / 0.59-0.9 cu.ft.
Driver Volume Displaced 0.02 cu.ft. / 0.58 liters
Overall Diameter 8.24", 209.3 mm
Baffle Hole Diameter 7.13", 181.1 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.22", 5.6mm
Mounting Holes B.C.D. 7.75", 196.9mm
Depth 3.25", 82.6 mm
Net Weight 4.3 lbs, 1.95 kg
Shipping Weight 5.1 lbs, 2.31 kgs
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
Dust Cap Composition Solid composition paper dust cap

 

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