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Eminence Alpha 5 - 8 ohm 5" 125W Line Array Midbass Speaker

Eminence Alpha 5 - 8 ohm 5" 125W Line Array Midbass Speaker
Ship weight
2.00 kg
Priced per:
8 ohm
Specifications Sheet:
Cabinet Design:
Your price:
CDN $57.97
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The Alpha 5 offers unmistakable performance with an emphasis on value. Rated at 250 watts program power, this 5 inch midbass features a water-resistant cone and dust cap, making it an excellent choice for line array or column array applications.

Speaker Detail
Nominal Basket Diameter5", 127 mm
Nominal Impedance*8 Ω
Power Rating*
Program Power250 W
Watts125 W
Resonance87 Hz
Usable Frequency Range87 Hz - 3.5 kHz
Sensitivity*89.4 dB
Magnet Weight20 oz.
Gap Height0.23", 5.84 mm
Voice Coil Diameter1.5", 38 mm
Thiele & Small Parameters
Resonant Frequency (fs)87 Hz
DC Resistance (Re)5 Ω
Coil Inductance (Le)0.29m H
Mechanical Q (Qms)11.81
Electromagnetic Q (Qes)0.56
Total Q (Qts)0.54
Compliance Equivalent Volume (Vas)6.14 liters / 0.22 cu.ft.
Peak Diaphragm Displacement Volume (Vd)60.75 cc
Mechanical Compliance of Suspension (Cms)0.42 mm/N
BL Product (BL)6.22 T-M
Diaphragm Mass Inc. Airload (MMs)8 grams
Efficiency Bandwidth Product (EBP)155
Maximum Linear Excursion (Xmax)5.9 mm
Surface Area of Cone (Sd)102.6 cm2
Maximum Mechanical Limit (Xlim)6.4 mm
Mounting Information
Recommended Enclosure Volume
Sealed 3.4-7.93 liters / 0.12-0.28 cu.ft.
Vented 6.8-14.16 liters / 0.24-0.5 cu.ft.
Driver Volume Displaced0.018 cu.ft. / 0.51 liters
Major Diameter5.87", 149.1 mm
Flat to Flat Diameter5.27", 133.9 mm
Baffle Hole Diameter4.8", 121.9 mm
Front Sealing GasketYes
Rear Sealing GasketYes
Mounting Holes Diameter0.18", 5mm
Mounting Holes B.C.D.5.39", 136.9mm
Depth2.91", 73.9 mm
Net Weight3.1 lbs, 1.41 kg
Shipping Weight3.5 lbs, 1.59 kgs
Materials of Construction
Coil ConstructionAluminum voice coil
Coil FormerPolyimide former
Magnet CompositionFerrite magnet
Core DetailsVented core
Basket MaterialsPressed steel basket
Cone CompositionWater resistant cone pulp
Cone Edge CompositionCloth cone edge
Dust Cap CompositionWater resistant treated paper dust cap
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