Eminence Beta-8A 8" Mid-Range Speaker, 8 Ohm

$64.99
PA SKU # EMN BETA8A MFR # BETA-8A UPC # 876358000067
  • Support Lifetime Tech Support
  • Best Seller Best Seller!
  • Question Ask a Question
Only 4 Left! — In Stock & Ready to Ship Order now! Limited quantity in stock! Most orders placed before 3pm MST ship same day (except weekends and holidays).
  • 8" Midrange/Mid-Bass Driver, 8 Ohm, 225 Watt

8" Midrange/Mid-Bass Driver, 8 Ohm, 225 Watt

The Eminence Beta-8A 8" Midrange/PA Driver's performance is optimized for midrange use between 400 Hz and 4 kHz in multiway systems. The Beta-8A is also suitable for vocal PA, keyboards, stage monitors, and bass guitar.
  • Kapton coil former
  • Polyamide-imide coated copper voice coil
  • Ferrite magnet
  • Pressed steel basket
  • Paper cone
  • Cloth accordian surround
  • Solid composition paper dust cap
  • SPECIFICATION
  • Nominal Basket Diameter: 8", 203.2mm
  • Nominal Impedance*: 8 ohms
  • Power Rating**
  • Watts: 225W
  • Music Program: 450W
  • Resonance: 65Hz
  • Usable Frequency Range: 78Hz - 4.5kHz
  • Sensitivity***: 95.1dB
  • Magnet Weight: 34 oz.
  • Gap Height: 0.31", 7.92mm
  • Voice Coil Diameter: 2", 50.8mm
  • THIELE & SMALL PARAMETERS
  • Resonant Frequency (fs): 65Hz
  • DC Resistance (Re): 5.99
  • Coil Inductance (Le): 0.49mH
  • Mechanical Q (Qms): 4.95
  • Electromagnetic Q (Qes): 0.42
  • Total Q (Qts): 0.38
  • Compliance Equivalent Volume (Vas): 23.3 liters / 0.82 cu.ft.
  • Peak Diaphragm Displacement Volume (Vd): 63cc
  • Mechanical Compliance of Suspension (Cms): 0.37mm/N
  • BL Product (BL): 9.6 T-M
  • Diaphragm Mass Inc. Airload (MMs): 15.8 grams
  • Efficiency Bandwidth Product (EBP): 156
  • Maximum Linear Excursion (Xmax): 3mm
  • Surface Area of Cone (Sd): 210 cm2
  • Maximum Mechanical Limit (Xlim): 7.4mm
  • MOUNTING INFORMATION
  • Recommended Enclosure Volume
  • Sealed: 5.7-9.9 liters / 0.2-0.35 cu.ft.
  • Vented: 8.5-19 liters / 0.3-0.67 cu.ft.
  • Driver Volume Displaced: 46.3 cu.in. / 0.76 liters
  • Overall Diameter: 8.24", 209.2mm
  • Baffle Hole Diameter: 7.13", 181mm
  • Front Sealing Gasket: Fitted as standard
  • Rear Sealing Gasket: Fitted as standard
  • Mounting Holes Diameter: 0.22", 5.5mm
  • Mounting Holes B.C.D.: 7.75", 196.9mm
  • Depth: 3.5", 89mm
  • Net Weight: 6.6 lbs, 3 kg
  • Shipping Weight: 7.4 lbs, 3.4 kgs
  • MATERIALS OF CONSTRUCTION
  • Coil Construction: Aluminum voice coil
  • Coil Former: Polyimide former
  • Magnet Composition: Ferrite magnet
  • Core Details: Vented core
  • Basket Materials: Pressed steel basket
  • Cone Composition: Paper cone
  • Cone Edge Composition: Cloth cone edge
  • Dust Cap Composition: Solid composition paper dust cap
Write Your Own Review
You're reviewing:Eminence Beta-8A 8" Mid-Range Speaker, 8 Ohm
Your Rating