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Eminence Beta 8 225W 8" Driver 8 ohm
Performance optimized for midrange use between 400 Hz and 4kHz in multi-way systems. Also suitable for vocal P.A., keyboards, club systems, stage monitors, and bass guitar.
Specifications:
Thiele & Small Parameters:
Mounting Information:
Materials of Construction:
- 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) 16 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
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Eminence Beta 8 8" 225W 8 Ohm Loudspeaker Driver Four Pack is a package consisting of the following items:
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4 x Eminence Beta 8A - 8" 225W 8 Ohm SPL: 95.1 1W/1m Fs: 65 Hz Xmax: 3.0mm |
 Usually available in 3-5 months |
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