BETA 8CX 8" American Standard Series Speaker

Recommended for professional audio mid-range reproduction in sealed enclosures. Also suitable for mid-bass or floor monitor applications in vented 2-way cabinets. 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 8", 203 mm Nominal Impedance* 8 Ω Power Rating* Program Power 500 W Watts 250 W Resonance 62 Hz Usable Frequency Range 95 Hz - 3.3 kHz Sensitivity* 92.9 dB Magnet Weight 38 oz. Gap Height 0.312", 7.9 mm Voice Coil Diameter 2", 51 mm THIELE & SMALL PARAMETERS Resonant Frequency (fs) 62 Hz DC Resistance (Re) 5.37 Ω Coil Inductance (Le) 0.67m H Mechanical Q (Qms) 6.57 Electromagnetic Q (Qes) 0.31 Total Q (Qts) 0.29 Compliance Equivalent Volume (Vas) 21.43 liters / 0.76 cu.ft. Peak Diaphragm Displacement Volume (Vd) 67.2 cc Mechanical Compliance of Suspension (Cms) 0.35 mm/N BL Product (BL) 11.21 T-M Diaphragm Mass Inc. Airload (MMs) 19 grams Efficiency Bandwidth Product (EBP) 201 Maximum Linear Excursion (Xmax) 3.2 mm Surface Area of Cone (Sd) 210 cm2 Maximum Mechanical Limit (Xlim) 6.9 mm MOUNTING INFORMATION Recommended Enclosure Volume Sealed 3.4-9.91 liters / 0.12-0.35 cu.ft. Vented 7.08-16.99 liters / 0.25-0.6 cu.ft. Driver Volume Displaced 0.028 cu.ft. / 0.79 liters Overall Diameter 8.24", 209.3 mm Baffle Hole Diameter 7.13", 181.1 mm Front Sealing Gasket Yes Rear Sealing Gasket Yes Mounting Holes Diameter 0.22", 5.6mm Mounting Holes B.C.D. 7.75", 196.9mm Depth 3.5", 88.9 mm Net Weight 6.8 lbs, 3.08 kg Shipping Weight 7.5 lbs, 3.4 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 Sealed cloth cone edge Dust Cap Composition Zurette dust cap Frequency Response