free shipping at parts express

Eminence Alpha-8A 8" PA Driver

Brand:|Model: Alpha-8A|Part # 290-401

Eminence's Alpha-8A 8" professional speaker features high efficiency, excellent power handling, and extended frequency response.
In Stock
List Price$54.99
You Save18%
Your Price
Part # 290-401
  • Cloth accordian surround
  • Polyimide voice coil former
  • Ferrite magnet
  • Pressed steel basket
  • Paper cone
  • Cloth accordian surround

Product Details

Eminence Alpha-8A 8" PA Driver

The stamped-steel frame Eminence Alpha-8A 8" PA Driver is an ideal woofer for small P.A. and club speaker systems, as well as keyboard or guitar amplifier combos. Made in the USA. 7-year manufacturer's warranty!

Product Specifications
  • Nominal Diameter8"
  • Power Handling (RMS)125 Watts
  • Power Handling (max)250 Watts
  • Impedance8 ohms
  • Frequency Response58 to 5,000 Hz
  • Sensitivity94 dB 1W/1m
  • Voice Coil Diameter1.5"
  • Magnet Weight20 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs)73 Hz
  • DC Resistance (Re)5.30 ohms
  • Voice Coil Inductance (Le)0.44 mH
  • Mechanical Q (Qms)4.60
  • Electromagnetic Q (Qes)0.68
  • Total Q (Qts)0.59
  • Compliance Equivalent Volume (Vas)0.63 ft.³
  • Mechanical Compliance of Suspension (Cms)0.28 mm/N
  • BL Product (BL)7.80 Tm
  • Diaphragm Mass Inc. Airload (Mms)17g
  • Maximum Linear Excursion (Xmax)3.20 mm
  • Surface Area of Cone (Sd)210 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 Diameter8.24"
  • Baffle Cutout Diameter7.13"
  • Depth3.25"
  • # Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume0.51 ft.³
  • Sealed F3106 Hz
  • Vented Volume1.28 ft.³
  • Vented F352 Hz
Eminence Alpha-8A 8" PA Driver
  • BrandEminence Speaker
  • ModelAlpha-8A
  • Part Number290-401
  • UPC876358000012
  • Product CategoryPro Woofers, Subwoofers & Midrange Speakers
  • Unit of MeasureEA
  • Product Rating
    (17 Reviews)
  • Weight5.3 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.


Eminence Alpha-8A 8" PA Driver

Recently Viewed Products

Parts Express FacebookParts Express TwitterParts Express YouTubeParts Express PinterestParts Express SpotifyParts Express Instagram
Live Chat Software