free shipping at parts express

Eminence Beta-12CX 12" Coaxial Driver

Brand:|Model: Beta-12CX|Part # 290-504


The Eminence Beta-12CX coaxial 12" speaker offers the coherency of a point source, while providing a form factor that requires minimal baffle space.
In Stock
Your Price
$74.99
Part # 290-504
Highlights
  • Kapton coil former
  • Polyamide-imide coated copper voice coil
  • Ferrite magnet
  • Extended pole piece
  • Pressed steel basket
  • Paper cone
  • Cloth accordian surround




Product Details

Eminence Beta-12CX 12" Coaxial Driver

The Eminence Beta-12CX 12" 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-12CX'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 Diameter12"
  • Power Handling (RMS)250 Watts
  • Power Handling (max)500 Watts
  • Impedance8 ohms
  • Frequency Response57 to 4,600 Hz
  • Sensitivity97.3 dB 1W/1m
  • Voice Coil Diameter2"
  • Magnet Weight38 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs)47 Hz
  • DC Resistance (Re)5.42 ohms
  • Voice Coil Inductance (Le)0.64 mH
  • Mechanical Q (Qms)5.64
  • Electromagnetic Q (Qes)0.52
  • Total Q (Qts)0.48
  • Compliance Equivalent Volume (Vas)4.27 ft.³
  • Mechanical Compliance of Suspension (Cms)0.30 mm/N
  • BL Product (BL)10.79 Tm
  • Diaphragm Mass Inc. Airload (Mms)38g
  • Maximum Linear Excursion (Xmax)3.5 mm
  • Surface Area of Cone (Sd)538.9 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 Diameter12.03"
  • Baffle Cutout Diameter10.95"
  • Depth4.47"
  • # Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume2.4 ft.³
  • Sealed F377 Hz
  • Vented Volume8.05 ft.³
  • Vented F340 Hz
Eminence Beta-12CX 12" Coaxial Driver
  • BrandEminence Speaker
  • ModelBeta-12CX
  • Part Number290-504
  • UPC876358000135
  • Product CategoryPro Woofers, Subwoofers & Midrange Speakers
  • Unit of MeasureEA
  • Product Rating
    (3 Reviews)
  • Weight10.03 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.

Reviews

Eminence Beta-12CX 12" Coaxial Driver

Product Q&A

Get your questions answered from other customers
who own this product or have experience with it.
If your question requires design or troubleshooting information,
please email tech@parts-express.com  for a prompt reply.
Eminence Beta-12CX 12" Coaxial Driver

Recently Viewed Products

Parts Express FacebookParts Express TwitterParts Express YouTubeParts Express PinterestParts Express SpotifyParts Express Instagram
Host-Name:ZNODE1
Live Chat Software