Description
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ALPHA-8A
Message any questions before purchasing in quantities! We are a distributor for most top speaker brands and sell in quantities, as well as singles! 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.
We have MANY of these - just get in touch - we are 20 years EMINENCE DISTRIBUTOR!!!
We also sell to Dealers!!!
ALLLLLL OTHER MODELS AVAILABLE!!!
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SPECIFICATION
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Nominal Basket Diameter
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8", 203.2mm
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Nominal Impedance*
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8 ohms
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Power Rating
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Watts
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125W
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Music Program
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250W
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Resonance
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73Hz
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Usable Frequency Range
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58Hz-5kHz
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Sensitivity***
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94
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Magnet Weight
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20 oz.
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Gap Height
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0.25", 6.35mm
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Voice Coil Diameter
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1.5", 38.1mm
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THIELE & SMALL PARAMETERS
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Resonant Frequency (fs)
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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
Payment & Security
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