For all high power bass applications including bass guitar. Nominal Basket Diameter Impedance Power Rating Resonance Usable Frequency Range (with PSD-2002 and pxb2:1k6) Sensitivity Magnet Weight Gap Height Voice Coil Diameter
Mounting Information Recommended Enclosure Volume (vented) Overall Diameter Baffle Hole Diameter Front Sealing Gasket Rear Sealing Gasket Mounting Holes Diameter Mounting Holes B.C.D. Depth Shipping Weight
Thiele-Small Parameters Resonant Frequency (fs) Impedance (Re) Coil Inductance (Le) Electomagnetic Q (Qes) Mechanical Q (Qms) Total Q (Qts) Compliance Equivalent Volume (Vas) Peak Diaphragm Displacement Volume (Vd) Mechanical Compliance of Suspension (Cms) BL Product (BL) Diaphragm Mass inc. Airload (Mms) Equiv. Resistance of Mechanical Suspension Loss (Rms) Efficiency Bandwidth Product (EBP) Voice Coil Overhang (Xmax) Surface Area of Cone (Sd) Impedance at Resonance (Zmax) Maximum Mechanical Limit (Xmech)
12", 304.8mm 8 ohms 250Wrms 43Hz 45Hz - 20kHz click here for guide 38oz. 0.312", 7.94mm 2", 50.8mm
48 - 79 liters 1.7 - 2.8 cu. ft. 12.02", 305.2mm 10.97", 278.6mm fitted as standard fitted as standard 0.25", 6.4mm 11.63", 295.3mm 4.47", 113.5mm 9.5lbs., 4.3 kg.
43Hz 5.57 ohms 1.01mH 0.51 6.69 0.48 161 liters 5.66 cu. ft. 161cc 0.40mm/N 10.0 T-M 34 grams 1.38N*sec/M 83 3.0mm 532.4cm2 78 ohms 20.83mm
Eminence response curves are measured under the following controlled test conditions:
To download spec sheets: Beta 12 CX
Application Notes
The Beta 12CX is a coaxial speaker to which a compression driver must be attached. Eminence recommends the PSD2002S-8 compression driver and the pxb2:1k6 2-way crossover with this product (not included). Ideal for full-range, near field and monitoring applications.
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Materials of Construction
Kapton coil former for increased rigidity and thermal protection
Polyamide-imide coated two-layer, 30ga., copper voice coil for improved power handling and durability.
Ferrite Magnet
Extended core for increased power handling
Premium pressed steel basket for maximum strength
Paper cone
Cloth cone edge
Screened cloth dust cap
Aluminum horn