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Eminence Beta 15A 15" 300W Stamped Frame Woofer   

Sku #660060000000000

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Make your system sound better than new.

The Eminence Beta 15A Subwoofer Speaker is recommended for professional audio as a woofer in sealed and vented enclosures.

Eminence recommends the Beta 15A as a replacement speaker for the Nady FWA15 speaker cabinet, and as an alternative to the Eminence Alpha 15A for the Kustom KPC15M & KPC215H, and the Eminence Deltalite II 2515 for the Peavey PR15P speaker cabinets.

  • Impedance: 8 ohms
  • Usable Frequency Range: 45Hz - 3.7kHz
  • Magnet weight: 34 oz.
  • Power rating: 300W
  • Voice coil diameter: 2", 50.8mm

Large coil, high handling, and a low price. Order today to give your bass more bottom.


Beta 15A 15" 300W Stamped Frame Woofer Specifications:

  • Nominal Basket Diameter: 15", 381mm
  • Impedance: 8 ohms
  • Power Rating: 300W
  • Resonance: 35Hz
  • Usable Frequency Range: 45Hz - 3.7kHz
  • Sensitivity: 98.2
  • Magnet Weight: 34 oz.
  • Gap Height: 0.312", 7.92mm
  • Voice Coil Diameter: 2", 50.8mm
Thiele-Small Parameters:
  • Resonant Frequency (fs): 35Hz
  • Impedance (Re): 6.32 ohms
  • Coil Inductance (Le): 1.10mH
  • Electromagnetic Q (Qes): 0.63
  • Mechanical Q (Qms): 8.10
  • Total Q (Qts): 0.58
  • Compliance Equivalent Volume (Vas): 334.6 liters 11.8 cu. ft.
  • Peak Diaphragm Displacement Volume (Vd): 330cc
  • Mechanical Compliance of Suspension (Cms): 0.35mm/N
  • BL Product (BL): 11.5 T-M
  • Diaphragm Mass inc. Airload (Mms): 60 grams
  • Efficiency Bandwidth Product (EBP): 56
  • Voice Coil Overhang (Xmax): 4.0mm
  • Surface Area of Cone (Sd): 823.7cm2
  • Impedance at Resonance (Zmax): 88 ohms
  • Maximum Mechanical Limit (Xmech): 11.6mm
Materials of Construction:
  • Copper voice coil for improved power handling and durability
  • Polyimide former
  • Ferrite Magnet
  • Vented and extended core for increased power handling
  • Premium pressed steel basket for maximum strength
  • Paper cone
  • Cloth cone edge
  • Solid composition paper dust cap
Mounting Information:
  • Recommended Enclosure Volume (vented): 99 - 175.6 liters
  • Overall Diameter: 15.15", 384.8mm
  • Baffle Hole Diameter: 13.77", 349.6mm
  • Front Sealing Gasket: fitted as standard
  • Rear Sealing Gasket: fitted as standard
  • Mounting Holes Diameter: 0.25", 6.4mm
  • Mounting Holes B.C.D.: 14.56", 369.9mm
  • Depth: 6.05", 154mm
  • Shipping Weight: 10.8lbs., 4.9 kg.
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