Recommended for professional audio mid-range applications in a sealed cabinet, or as a mid-bass in a vented
satellite enclosure.

• Nominal Basket Diameter 15", 381 mm
• Nominal Impedance 8 ohms
• Power Rating Watts 200 W / Music Program 400 W
• Resonance 41 Hz
• Usable Frequency Range 46 Hz - 3.5 kHz
• Sensitivity 97
• Magnet Weight 25 oz.
• Gap Height 0.25", 6.35 mm
• Voice Coil Diameter 1.5", 38.1 mm

• Resonant Frequency (fs) 41 Hz
• DC Resistance (Re) 5.88
• Coil Inductance (Le) 0.84 mH
• Mechanical Q (Qms) 7.23
• Electromagnetic Q (Qes) 1.53
• Total Q (Qts) 1.26
• Compliance Equivalent Volume (Vas) 260.0 liters / 9.2 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 325 cc
• Mechanical Compliance of Suspension (Cms) 0.25 mm/N
• BL Product (BL) 7.7 T-M
• Diaphragm Mass inc. Airload (Mms) 59 grams
• Efficiency Bandwidth Product (EBP) 27
• Maximum Linear Excursion (Xmax) 3.8 mm
• Surface Area of Cone (Sd) 856.3 cm²
• Maximum Mechanical Limit (Xlim) 8.4 mm

• Recommended Enclosure Volume
  Sealed 71-85 liters / 2.5-3 cu. ft.
  Vented 106-177 liters / 3.75-6.25 cu. ft.
• Overall Diameter 15.15", 384.8 mm
• Baffle Hole Diameter 13.77", 349.6 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.25", 6.4 mm
• Mounting Holes B.C.D. 14.56", 369.9 mm
• Depth 5.83", 148 mm

• Copper voice coil
• Polyimide former
• Ferrite magnet
• Vented and extended core
• Pressed steel basket
• Paper Cone
• Cloth cone edge
• Solid composition paper dust cap