Eminence BETA-10CX 10" Speaker Coaxial 250 Watts

Recommended for professional audio vocal wedges, or mid-bass in a sealed enclosure. Also works well in a vented enclosure as a satellite or monitor.

SPECIFICATION
Nominal Basket Diameter	10", 254 mm
Nominal Impedance*	8 Ω
Power Rating*
Program Power	500 W
Watts	250 W
Resonance	49 Hz
Usable Frequency Range	60 Hz - 4 kHz
Sensitivity*	94.3 dB
Magnet Weight	38 oz.
Gap Height	0.312", 7.9 mm
Voice Coil Diameter	2", 51 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)	49 Hz
DC Resistance (Re)	5.48 Ω
Coil Inductance (Le)	0.67m H
Mechanical Q (Qms)	6.16
Electromagnetic Q (Qes)	0.41
Total Q (Qts)	0.38
Compliance Equivalent Volume (Vas)	61.1 liters / 2.16 cu.ft.
Peak Diaphragm Displacement Volume (Vd)	172.5 cc
Mechanical Compliance of Suspension (Cms)	0.37 mm/N
BL Product (BL)	10.88 T-M
Diaphragm Mass Inc. Airload (MMs)	29 grams
Efficiency Bandwidth Product (EBP)	120
Maximum Linear Excursion (Xmax)	5 mm
Surface Area of Cone (Sd)	344.9 cm2
Maximum Mechanical Limit (Xlim)	7.6 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed	14.16-42.48 liters / 0.5-1.5 cu.ft.
Vented	15.29-87.78 liters / 0.54-3.1 cu.ft.
Driver Volume Displaced	0.041 cu.ft. / 1.17 liters
Overall Diameter	10.08", 256 mm
Baffle Hole Diameter	9.18", 233.2 mm
Front Sealing Gasket	Yes
Rear Sealing Gasket	Yes
Mounting Holes Diameter	0.25", 6.4mm
Mounting Holes B.C.D.	9.66", 245.4mm
Depth	3.98", 101.1 mm
Net Weight	7.3 lbs, 3.31 kg
Shipping Weight	8.4 lbs, 3.81 kgs
MATERIALS OF CONSTRUCTION
Coil Construction	Copper voice coil
Coil Former	Kapton former
Magnet Composition	Ferrite magnet
Core Details	Tapered Coax

Basket Materials	Pressed steel basket
Cone Composition	Paper Cone
Cone Edge Composition	Cloth cone edge
Dust Cap Composition	Zurette dust cap