16 ohms Power Rating Watts 225W Music Program 450W Resonance 71Hz Usable Frequency Range 100Hz-5kHz Sensitivity**
99 Magnet Weight 59 oz. Gap Height 0.310'', 7.95mm Voice Coil Diameter 2'', 50.8mm
THIELE & SMALL PARAMETERS Resonant Frequency (fs) 71Hz DC Resistance (Re) 10.5 Coil Inductance (Le) 0.90mH Mechanical Q (Qms) 7.47 Electromagnetic Q (Qes) 0.27 Total Q (Qts) 0.27 Compliance Equivalent Volume (Vas) 18.28 liters / .65 cu.ft. Peak Diaphragm Displacement Volume (Vd) 66cc Mechanical Compliance of Suspension (Cms) 0.27mm/N BL Product (BL) 17.6 T-M Diaphram Mass inc. Airload (Mms) 18 grams Efficiency Bandwidth Product (EBP) 260 Maximum Linear Excursion (Xmax) 3.0mm Surface Area of Cone (Sd) 218.9 cm2 Maximum Mechanical Limit (Xlim) 7.0mm
MOUNTING INFORMATION Recommended Enclosure Sealed 8-14 liters / .30-.50 cu.ft. Vented 8-16 liters/.30-.60 cu.ft. Overall Diameter 8.02'', 203.71mm Baffle Hole Diameter 7.36'', 186.9mm Front Sealing Gasket fitted as standard Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.28'', 7.1mm Mounting Holes B.C. D. 8.60'', 218.4mm Depth 3.75'', 95mm Net Weight 10.0 lbs, 4.5 kg Shipping Weight 11 lbs, 4.9 kg
MATERIALS OF CONSTRUCTION Coil Construction Copper voice coil Coil Former Polyimide former Magnet Composition Ferrite magnet Core Details Vented core Basket Materials Die-cast aluminum basket Cone Composition Paper cone Cone Edge Composition Cloth cone edge Dustcap Composition Solid composition paper dust cap
weight: 11.00 (lbs) UPC: 876358001620 Model #: DELTAPRO8B
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