Nominal Diameter: 15"/388 inch/mm
Impedance: 8 Ohm
Minimum Impedance: 6.39 Ohm
Power Capacity AES ¹: 500 W
Power Capacity ²: 400 W
Program Power ³: 1000 W
Sensitivity: (60-2000 Hz) 99 dB/W/m
Frequency Range: 38 - 2500 Hz
Voice Coil Diameter: 77 mm
Voice Coil Material: Copper
Voice Coil Former: Kapton™
Voice Coil Winding Depth: 20 mm
Magnet Gap Depth: 11 mm
Cone Material: Paper
Basket: Die cast aluminiumMagnet:Strontium ferrite
Flux Density : 1.20 T
Resonance Frequency: 38.20 Hz
Mechanical Efficiency Factor (Qms): 12.06
Electrical Efficiency Factor (Qes): 0.274
Total Q (Qts): 0.268
Equivalent Air Volume (Vas ): 145.82 Litres
Diaphragm mass ind. airload (Mms): 114.40 grams
Voice Coil Resistance Re: 5.23 Ohms
Effective Diagram Area (Sd): 829.6 cm2
Peak Linear Displacement of Diaphragm (Xmax)*: ±7.25 mm
Mechanical Compliance of Suspension (Cms): 0.152 mm/N
BL Product (BL): 22.91 T.m
V.C. Inductance at 1 kHz (Le): 1.25 mH
