Eminence BETA-12LTA 12" Speaker Twin Cone 225 Watts - The Speaker Factory
Eminence BETA-12LTA 12
Eminence BETA-12LTA 12
Eminence BETA-12LTA 12" Speaker Twin Cone 225 Watts - The Speaker Factory
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Brand: Eminence

Product Code: BETA-12LTA

Availability:Out of stock

$205.00 205.00

Recommended for professional audio as a woofer in small sealed monitors, or as a PA woofer or monitor in a vented enclosure.

SPECIFICATION
Nominal Basket Diameter 12", 305 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 450 W
Watts 225 W
Resonance 45 Hz
Usable Frequency Range 48 Hz - 8 kHz
Sensitivity* 97.7 dB
Magnet Weight 38 oz.
Gap Height 0.312", 7.9 mm
Voice Coil Diameter 2", 51 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 45 Hz
DC Resistance (Re) 7.37 Ω
Coil Inductance (Le) 0.83m H
Mechanical Q (Qms) 6.44
Electromagnetic Q (Qes) 0.55
Total Q (Qts) 0.51
Compliance Equivalent Volume (Vas) 136.3 liters / 4.81 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 170 cc
Mechanical Compliance of Suspension (Cms) 0.34 mm/N
BL Product (BL) 11.7 T-M
Diaphragm Mass Inc. Airload (MMs) 36 grams
Efficiency Bandwidth Product (EBP) 82
Maximum Linear Excursion (Xmax) 3.2 mm
Surface Area of Cone (Sd) 532.4 cm2
Maximum Mechanical Limit (Xlim) 8 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 14-51 liters / 0.5-1.8 cu.ft.
Vented 56.6-116 liters / 2-4.1 cu.ft.
Driver Volume Displaced 0.071 cu.ft. / 2 liters
Overall Diameter 12.03", 305.6 mm
Baffle Hole Diameter 11.07", 281.2 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.25", 6.4mm
Mounting Holes B.C.D. 11.59", 294.4mm
Depth 4.47", 113.5 mm
Net Weight 8.1 lbs, 3.67 kg
Shipping Weight 10.2 lbs, 4.63 kgs
MATERIALS OF CONSTRUCTION
Coil Construction Copper 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