Recommended for professional audio midrange from 500Hz-3kHz. Basket is closed. Truncated basket for close spacing in line-arrays.
SPECIFICATION Nominal Basket Diameter 6.5", 165 mm Nominal Impedance 8 ohms Power Rating Watts 150 W / Music Program 300 W Resonance 460 Hz Usable Frequency Range 500 Hz - 5.4 kHz Sensitivity 97.8 Magnet Weight 38 oz. Gap Height 0.31", 7.92 mm Voice Coil Diameter 1.5", 38.1 mm
THIELE & Small Parameters Resonant Frequency (fs) 460 Hz DC Resistance (Re) 6.3 Coil Inductance (Le) 0.33 mH Mechanical Q (Qms) 3.13 Electromagnetic Q (Qes) 1.24 Total Q (Qts) 0.89 Compliance Equivalent Volume (Vas) 0.4 liters / 0.01 cu. ft. Peak Diaphragm Displacement Volume (Vd) 2.7 cc Mechanical Compliance of Suspension (Cms) 0.01 mm/N BL Product (BL) 11.1 T-M Diaphragm Mass inc. Airload (Mms) 9 grams Efficiency Bandwidth Product (EBP) 371 Maximum Linear Excursion (Xmax) 0.2 mm Surface Area of Cone (Sd) 133.1 cm? Maximum Mechanical Limit (Xlim) 0.8 mm
MOUNTING Information Recommended Enclosure Volume Sealed N/A Vented N/A Overall Diameter 6.59", 167 mm/Width Baffle Hole Diameter 5.65", 143.5 mm Front Sealing Gasket fitted as standard Rear Sealing Gasket as standard Mounting Holes Diameter 0.23", 5.7 mm Mounting Holes B.C.D. 6.06", 154 mm Depth 2.77", 70 mm
MATERIAL of Construction Copper voice coil Polyimide former Ferrite magnet Vented and extended core Pressed steel basket with truncated sides Paper Cone Cloth cone edge Sollid composition paper dust cap
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