free shipping at parts express

Eminence Beta-8CX 8" Coaxial Driver

Brand:|Model: Beta-8CX|Part # 290-500

For maximum full-range speaker performance in the smallest possible footprint, consider the Eminence Beta-8CX 8" coaxial transducer.
In Stock
Your Price
Part # 290-500
  • Standard screw on 1-3/8" 18 TPI mount for compression driver
  • High frequency horn is hidden behind the porous dust cap
  • Perfect for use in ultra compact monitors
  • Frequency response from 95 to 3,300 Hz allows easy transition to tweeter

Product Details

Eminence Beta-8CX 8" Coaxial Driver

The Eminence Beta-8CX 8" Coaxial Driver is recommended for professional audio midrange reproduction in sealed loudspeaker enclosures. Also suitable for midbass or floor monitor applications in vented 2-way speaker cabinets. The Beta-8CX's coaxial design facilitates use of an HF driver to extend frequency response. Standard 1-3/8"-18 TPI threaded insert for HF horn driver (sold separately). Made in the USA. 7-year manufacturer's warranty!

Featured in Eminence's "Using coaxial products for DIY monitors and home hi-fi applications" article.

Product Specifications
  • Nominal Diameter8"
  • Power Handling (RMS)250 Watts
  • Power Handling (max)500 Watts
  • Impedance8 ohms
  • Frequency Response95 to 3,300 Hz
  • Sensitivity92.9 dB 1W/1m
  • Voice Coil Diameter2"
  • Magnet Weight38 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs)62 Hz
  • DC Resistance (Re)5.37 ohms
  • Voice Coil Inductance (Le)0.67 mH
  • Mechanical Q (Qms)6.57
  • Electromagnetic Q (Qes)0.31
  • Total Q (Qts)0.29
  • Compliance Equivalent Volume (Vas)0.76 ft.³
  • Mechanical Compliance of Suspension (Cms)0.35 mm/N
  • BL Product (BL)11.21 Tm
  • Diaphragm Mass Inc. Airload (Mms)19g
  • Maximum Linear Excursion (Xmax)3.20 mm
  • Surface Area of Cone (Sd)210 cm²
Materials of Construction
  • Cone MaterialTreated Paper
  • 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"
  • Depth3.5"
  • # Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume0.16 ft.³
  • Sealed F3154 Hz
  • Vented Volume0.36 ft.³
  • Vented F397 Hz
Eminence Beta-8CX 8" Coaxial Driver
  • BrandEminence Speaker
  • ModelBeta-8CX
  • Part Number290-500
  • UPC876358000074
  • Product CategoryPro Coaxial Full-Range Speakers
  • Unit of MeasureEA
  • Product Rating
    (5 Reviews)
  • Weight6.1 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.

Similar Products

View similar products to the Eminence Beta-8CX 8" Coaxial Driver
in the Pro Coaxial Full-Range Speakers product category.


Eminence Beta-8CX 8" Coaxial Driver

Recently Viewed Products

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