BETA 12CX 12" American Standard Series Speaker

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. Applications  Woofer | Midbass | Midrange | Pro Audio | Home Stereo | Home Theater Box Type: Sealed | Vented Specifications Download Spec Sheet Download Cab Design SPECIFICATION Nominal Basket Diameter 12", 305 mm Nominal Impedance* 8 Ω Power Rating* Program Power 500 W Watts 250 W Resonance 47 Hz Usable Frequency Range 57 Hz - 4.6 kHz Sensitivity* 97.3 dB Magnet Weight 38 oz. Gap Height 0.312", 7.9 mm Voice Coil Diameter 2", 51 mm THIELE & SMALL PARAMETERS Resonant Frequency (fs) 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 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 7.8 lbs, 3.54 kg Shipping Weight 10 lbs, 4.54 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 Screened cloth dust cap Frequency Response