Eminence BETA10B 10" Woofer — 16-Ohm

Overview: The Eminence BETA10B is a 10" (254 mm) nominal basket diameter woofer with a 16-ohm nominal impedance, designed for mid-bass applications. It features a robust ferrite magnet and an aluminum voice coil on a polyimide former. Power & performance: Program Power: 500 W, Watts: 250 W. Resonance (fs): 51.6 Hz. Usable Frequency Range: 50 Hz - 3.5 kHz. Sensitivity: 94.1 dB. Magnet Weight: 34 oz. Gap Height: 0.312" (7.9 mm). Voice Coil Diameter: 2" (51 mm). Electrical / mechanical parameters: DC Resistance Re: 15.1. Coil Inductance Le: 1.33 m H. Mechanical Q Qms: 4.33. Electromagnetic Q Qes: 0.58. Total Q Qts: 0.51. Thiele-Small & related specs: Compliance Equivalent Volume Vas: 61.37 liters / 2.17 cu.ft. Peak Diaphragm Displacement Volume Vd: 106.6 cc. Mechanical Compliance of Suspension Cms: 0.35 mm/N. BL Product BL: 15.14 T-M. Diaphragm Mass Inc. Airload MMs: 25 grams. Efficiency Bandwidth Product EBP: 89.26. Maximum Linear Excursion Xmax: 3 mm. Surface Area of Cone Sd: 344.9 cm2. Maximum Mechanical Limit Xlim: 8.6 mm. Enclosure guidance: Recommended sealed enclosure volume: 14.72-42.8 liters / 0.52-1.5 cu.ft. Recommended vented enclosure volume: 28.32-84.95 liters / 1-3 cu.ft. Driver Volume Displaced: 0.04 cu.ft. / 1.13 liters. Mounting & dimensions: Overall Diameter: 10.11" (256.8 mm). Baffle Hole Diameter: 9.13" (231.9 mm). Front Sealing Gasket: Yes. Rear Sealing Gasket: Yes. Mounting Holes Diameter: 0.23" (5.8 mm). Mounting Holes B.C.D.: 9.6" (243.8 mm). Depth: 3.98" (101.1 mm). Weights: Net Weight: 6.8 lbs (3.08 kg). Shipping Weight: 7.8 lbs (3.54 kgs). Materials of construction: Coil Construction: Aluminum voice coil. Coil Former: Polyimide former. Magnet Composition: Ferrite magnet. Core Details: Vented core. Basket Materials: Pressed steel basket. Cone Composition: Paper cone. Cone Edge Composition: Cloth cone edge. Dust Cap Composition: Solid composition paper dust cap.