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Eminence Speaker

EMINENCE SPEAKER LLC BETA8CX 8 in. Pro Midrange Speaker - 8 Ohms

product price: $134.99
/ea
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Product Information

Description

  • Nominal Basket Diameter: 8", 203.2mm.
  • Nominal impedance 8 ohms.
  • Power: Rating.
  • Watts: 250W.
  • Music Program: 500W.
  • Resonance: 63Hz.
  • Usable Frequency Range: 74Hz-20kHz.
  • Sensitivity93.3.
  • Gap Height: 0.313", 7.94mm.
  • Voice Coil Diameter 2", 50.8mm.
    Thiele and Small Parameters.
  • Resonant Frequency (fs): 65.52Hz.
  • DC Resistance (Re): 5.6.
  • Coil Inductance (Le): 0.85mH.
  • Mechanical Q (Qms): 8.82.
  • Electromagnetic Q (Qes): 0.34.
  • Total Q (Qts): 0.33.
  • Compliance Equivalent Volume (Vas): 19.99 liters / .71'.
  • Peak Diaphragm Displacement Volume (Vd): 67.20cc.
  • Mechanical Compliance of Suspension (Cms): 0.32mm/N.
  • BL Product (BL): 11.1 T-M.
  • Diaphram Mass inc. Airload (Mms): 18.3 grams.
  • Efficiency Bandwidth Product (EBP): 193.1.
  • Maximum Linear Excursion (Xmax): 3.2mm.
  • Surface Area of Cone (Sd): 210.0 cm2.
  • Maximum Mechanical Limit (Xlim): 6.9mm.
    Mounting Information:
  • Recommended Enclosure.
  • Sealed 3-10 liters/ 0.1-0.4'.
  • Vented 8-21 liters/0.3-0.8'.
  • Overall Diameter: 8.24", 209.3mm.
  • Baffle Hole Diameter: 7.13", 181.1mm.
  • Front Sealing Gasket: fitted as standard.
  • Rear Sealing Gasket: fitted as standard.
  • Mounting Holes Diameter: 0.22", 5.6mm.
  • Mounting Holes B.C. D.: 7.75", 196.9mm.
  • Depth: 3.5", 88.9mm.
    Materials of Construction:
  • Coil Construction: Copper voice coil.
  • Coil Former Kapton former.
  • Magnet Composition: Ferrite magnet.
  • Core Details: Tapered Coax.
  • Basket Materials: Pressed steel basket.
  • Cone Composition: Treated Paper Cone.
  • Cone Edge Composition: Sealed Cloth cone edge.
  • Dustcap Composition Zurette dust cap.

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