Eminence Speaker BETA-8A
8" Mid-bass Woofer for PA


Recommended for professional audio mid-bass applications or as a woofer in vented enclosures. Also suitable as a mid-bass speaker in sealed enclosures.


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

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

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