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home > Eminence > speakers > 8" > American Standard series
Eminence Alpha-8MRA 8" Closed Back Speaker
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List $69.95 each
Pulse Music Price $46.90 each
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We are Eminence's #1 Dealer in the U.S.A.!!!!
This versatile speaker is suitable for vocal P.A. cabinets, guitar amps, keyboard amps, club speaker systems, home theater systems, stage monitors and background sound systems.
Ideal for building into bass enclosures to extend the range of a cabinet, creating an economical two-way system.
The closed-back basket does not need a separate enclosure.
This speaker is 8", has an 8 ohm impedance rating, 125 watts continuous power handling capability, 1.5" copper voice coil, 20 oz. magnet and stamped frame.
Frequency response is 400 Hz and 4.8 Khz...see PDF resource below for complete specifications and frequency response chart.
All speakers are non-returnable items once the sealed box is opened. Order with the shopping cart or call 1.800.753.6694. Item # ALPHA8MRA.
Nominal Basket Diameter
Impedance
Power Rating (continuous/peak)
Resonance
Usable Frequency Range
Sensitivity
Magnet Weight
Gap Height
Voice Coil Diameter
Mounting Information:
Recommended Enclosure
Overall Diameter
Baffle Hole Diameter
Front Sealing Gasket
Rear Sealing Gasket
Mounting Holes Diameter
Mounting Holes B.C.D.
Depth
Net Weight
Shipping Weight
Thiele-Small Parameters:
Resonant Frequency (fs)
DC Resistance (Re)
Coil Inductance (Le)
Mechanical Q (Qms)
Electromagnetic Q (Qes)
Total Q (Qts)
Compliance Equivalent Volume (Vas)
Peak Diaphragm Displacement Volume (Vd)
Mechanical Compliance of Suspension (Cms)
BL Product (BL)
Diaphragm Mass inc. Airload (Mms)
Efficiency Bandwidth Product (EBP)
Voice Coil Overhang (Xmax)
Surface Area of Cone (Sd)
Maximum Mechanical Limit (Xlim)
Materials of Construction:
Voice
Coil Construction
Coil Former
Magnet Composition
Core Details
Basket Material
Cone Composition
Cone Edge Composition
Dust Cap
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8", 203.2 mm
8 W
125
/ 250 Watts
514 Hz
400 Hz - 4.8 kHz
100.9 dB
20 oz.
0.25", 6.35 mm
1.5", 38.1 mm
Sealed or Vented OK
8.22", 208.8 mm
7.19", 182.5 mm
fitted as standard
fitted as standard
0.22", 5.5 mm
7.75", 196.9 mm
3.25", 82 mm
4.4.1lbs., 2 kg.
5.1 lbs., 2.3 kg.
514 Hz
7.32 W
0.34 mH
4.48
2.08
1.42
0.8 liters / 0.03 cu.ft.
0 cc
0.01 mm/N
8.9 T-M
6.9 grams
247
1.6 mm
205.9 cm2
3.0 mm
Copper
Polyimide
Ferrite
Vented
Pressed Steel
Paper
Cloth
Solid Composition Paper
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