Eminence Beta-12CX - 8 ohm - Woofer (Coaxial)

Eminence Beta-12CX - 8 ohm - Woofer (Coaxial)
SKU
550-006
Ship weight
4.55 kg
Priced per:
each
UPC:
876358000135
Diameter:
12"
Impedance:
8 ohm
Specifications Sheet:
Cabinet Design:
Condition
new
Your price:
CDN $99.74 (Est USD $74.94)
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Recommended for professional audio as a mid-bass in either vented, or sealed satellite or floor monitor enclosures. Also works nicely in vented two-way enclosures used for small coverage areas.

Speaker Detail
Specification
Nominal Basket Diameter12", 305 mm
Nominal Impedance*8 Ω
Power Rating*
Program Power500 W
Watts250 W
Resonance47 Hz
Usable Frequency Range57 Hz - 4.6 kHz
Sensitivity*97.3 dB
Magnet Weight38 oz.
Gap Height0.31", 7.9 mm
Voice Coil Diameter2", 51 mm
Thiele & Small Parameters
Resonant Frequency (fs)47 Hz
DC Resistance (Re)5.42 Ω
Coil Inductance (Le)0.64m H
Mechanical Q (Qms)5.64
Electromagnetic Q (Qes)0.52
Total Q (Qts)0.48
Compliance Equivalent Volume (Vas)120.94 liters / 4.27 cu.ft.
Peak Diaphragm Displacement Volume (Vd)188.6 cc
Mechanical Compliance of Suspension (Cms)0.3 mm/N
BL Product (BL)10.79 T-M
Diaphragm Mass Inc. Airload (MMs)38 grams
Efficiency Bandwidth Product (EBP)90
Maximum Linear Excursion (Xmax)3.5 mm
Surface Area of Cone (Sd)538.9 cm2
Maximum Mechanical Limit (Xlim)10.4 mm
Mounting Information
Recommended Enclosure Volume
Sealed 26.9-70.79 liters / 0.95-2.5 cu.ft.
Vented 32.85-158.58 liters / 1.16-5.6 cu.ft.
Driver Volume Displaced0.071 cu.ft. / 2 liters
Overall Diameter12.03", 305.6 mm
Baffle Hole Diameter11.07", 281.2 mm
Front Sealing GasketYes
Rear Sealing GasketYes
Mounting Holes Diameter0.25", 6.4mm
Mounting Holes B.C.D.11.59", 294.4mm
Depth4.47", 113.5 mm
Net Weight7.8 lbs, 3.54 kg
Shipping Weight10 lbs, 4.54 kgs
Materials of Construction
Coil ConstructionCopper voice coil
Coil FormerKapton former
Magnet CompositionFerrite magnet
Core DetailsTapered Coax
  
Basket MaterialsPressed steel basket
Cone CompositionPaper cone
Cone Edge CompositionCloth cone edge
Dust Cap CompositionScreened cloth dust cap
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