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Genuine Eminence 8" Alpha 8MRA, Sealed Back, 8 Ohms, EM-ALPHA 8MRA

Part Number:EM-ALPHA 8MRA
Genuine Eminence 8" Alpha 8MRA, Sealed Back, 8 Ohms, EM-ALPHA 8MRA
Genuine Eminence Alpha 8MRA
Your Price:$49.99
List Price:$64.99
You Save:$15.00


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Genuine Eminence Alpha 8MRA, Sealed Back, 8 Ohms, Part # EM-ALPHA 8MRA 
Eminence Alpha 8MRA
Spec Sheet
Cabinet Design

Nominal Basket Diameter 8", 203 mm
Nominal Impedance* 8 Ω
Power Rating**
Watts 125 W
Music Program 250 W
Resonance 514 Hz
Usable Frequency Range 400 Hz - 4.8 kHz
Sensitivity*** 100.9 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) 514 Hz
DC Resistance (Re) 7.32 Ω
Coil Inductance (Le) 0.34m H
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) 0 cc
Mechanical Compliance of Suspension (Cms) 0.01 mm/N
BL Product (BL) 8.9 T-M
Diaphragm Mass Inc. Airload (MMs) 7 grams
Efficiency Bandwidth Product (EBP) 247
Maximum Linear Excursion (Xmax) 1.6 mm
Surface Area of Cone (Sd) 205.9 cm2
Maximum Mechanical Limit (Xlim) 3. mm
Mounting Information:
Recommended Enclosure Volume:
Sealed N/a
Vented - liters / - cu.ft.
Driver Volume Displaced 0.02 cu.ft. / 0.58 liters
Overall Diameter 8.22", 208.8 mm
Baffle Hole Diameter 7.19", 182.6 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.22", 5.6mm
Mounting Holes B.C.D. 7.78", 197.6mm
Depth 3.25", 82.6 mm
Net Weight 4.4 lbs, 2 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 with closed back
Cone Composition Paper cone
Cone Edge Composition Paper cone edge
Dust Cap Composition Solid composition paper dust cap


5 Stars
Mr Murganti
Top speakers, sounds perfect with my new 3 way crossovers.
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Reviewed by:  from Melbourne. on 6/29/2016


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