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[Eminence Beta 12 CX] |
Eminence Beta 12 CX |
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BETA-12CX American Standard Series
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.
SPECIFICATION
* Nominal Basket Diameter 12", 304.8 mm
* Nominal Impedance 8 ohms
* Power Rating Watts 250 W / Music Program 500 W
* Resonance 43 Hz
* Usable Frequency Range 66 Hz - 20 kHz
* Sensitivity 96.7
* Magnet Weight 38 oz.
* Gap Height 0.312", 7.92 mm
* Voice Coil Diameter 2", 50.8 mm
THIELE & Small Parameters
* Resonant Frequency (fs) 43 Hz
* DC Resistance (Re) 5.57
* Coil Inductance (Le) 1.01 mH
* Mechanical Q (Qms) 6.69
* Electromagnetic Q (Qes) 0.51
* Total Q (Qts) 0.48
* Compliance Equivalent Volume (Vas) 161 liters / 5.7 cu. ft.
* Peak Diaphragm Displacement Volume (Vd) 186 cc
* Mechanical Compliance of Suspension (Cms) 0.40 mm/N
* BL Product (BL) 10.0 T-M
* Diaphragm Mass inc. Airload (Mms) 34 grams
* Efficiency Bandwidth Product (EBP) 84
* Maximum Linear Excursion (Xmax) 3.5 mm
* Surface Area of Cone (Sd) 532.4 cm²
* Maximum Mechanical Limit (Xlim) 10.4 mm
MOUNTING Information
* Recommended Enclosure Volume
Sealed 42.5-28 liters/1-1.5 cu.ft.
Vented 37-71 liters/1.3-2.5 cu.ft.
* Overall Diameter 12.03", 305.5 mm
* Baffle Hole Diameter 10.95", 278.1 mm
* Front Sealing Gasket fitted as standard
* Rear Sealing Gasket fitted as standard
* Mounting Holes Diameter 0.25", 6.4 mm
* Mounting Holes B.C.D. 11.59", 294.3 mm
* Depth 4.47", 114 mm
MATERIALS of Construction
* Copper voice coil
* Polyimide former
* Ferrite magnet
* Extended core
* Pressed steel basket
* Paper Cone
* Cloth cone edge
* Screened cloth dust cap |
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