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Eminence Alpha-15A 15" Driver

Brand:|Model: Alpha-15A|Part # 290-407


The Eminence Alpha-15A 15" speaker is ideal for two-way sound reinforcement systems, keyboard, and guitar combos. For all bass applications.
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List Price$69.99
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$59.99
Part # 290-407
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Highlights
  • Kapton coil former
  • Polyamide-imide coated copper voice coil
  • Ferrite magnet
  • Vented and extended pole piece
  • Pressed steel basket
  • Paper cone
  • Cloth accordian surround




Product Details

Eminence Alpha-15A 15" Driver

The Eminence Alpha-15A 15" speaker is ideal for two-way sound reinforcement systems, keyboard, and guitar combos. For all bass applications. Made in the USA. 7-year manufacturer's warranty!



Product Specifications
  • Nominal Diameter15"
  • Power Handling (RMS)220 Watts
  • Power Handling (max)400 Watts
  • Impedance8 ohms
  • Frequency Response46 to 3,500 Hz
  • Sensitivity97 dB 1W/1m
  • Voice Coil Diameter1.5"
  • Magnet Weight25 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs)41 Hz
  • DC Resistance (Re)5.88 ohms
  • Voice Coil Inductance (Le)0.84 mH
  • Mechanical Q (Qms)7.23
  • Electromagnetic Q (Qes)1.53
  • Total Q (Qts)1.26
  • Compliance Equivalent Volume (Vas)9.18 ft.³
  • Mechanical Compliance of Suspension (Cms)0.25 mm/N
  • BL Product (BL)7.70 Tm
  • Diaphragm Mass Inc. Airload (Mms)59g
  • Maximum Linear Excursion (Xmax)3.80 mm
  • Surface Area of Cone (Sd)856.3 cm²
Materials of Construction
  • Cone MaterialPaper
  • Surround MaterialCloth
  • Voice Coil Wire MaterialCopper
  • Voice Coil FormerKapton® / Polyimide
  • Basket / Frame MaterialSteel
  • Magnet MaterialFerrite
Mounting Information
  • Overall Outside Diameter15.15"
  • Baffle Cutout Diameter13.77"
  • Depth5.83"
  • # Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume6.42 ft.³
  • Sealed F345 Hz
  • Vented Volume85.78 ft.³
  • Vented F323 Hz
Eminence Alpha-15A 15" Driver
  • BrandEminence Speaker
  • ModelAlpha-15A
  • Part Number290-407
  • UPC876358000050
  • Product CategoryPro Woofers, Subwoofers & Midrange Speakers
  • Unit of MeasureEA
  • Product Rating
    (16 Reviews)
  • Weight8.65 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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Eminence Alpha-15A 15" Driver

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Eminence Alpha-15A 15" Driver

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