Technical specifications

• Nominal Diameter: 380 mm (15in)
• Impedance: 8 Ohm
• Minimum Impedance: 5.5 Ohm
• AES Power: 500 W
• Program Power: 1000 W
• Sensitivity: 99 dB
• Frequency Range: 40 - 3000 Hz
• Voice Coil Material: CCAW
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 19 mm (0.75in)
• Magnetic Gap Depth: 10 mm (0.39in)
• Cone Material: Water Resistant Treated Paper + Water Proof Front Side Treatment
• Surround Material: Polycotton
• Chassis Material: Aluminium
• Magnet Material: Ferrite
• Magnet Dims: 190 x 95 x 25 mm
• Driver Displacement Volume: 4.8 l (0.17ft³)
• Recommended Enclosure: 102 l (3.60ft³)
• Recommended Tuning: 50 Hz

Thiele and small parameters

• DC Resistance (Re) - 4.7 Ohm
• Resonance (Fs) - 43 Hz
• Moving Mass - System (Mms) - 99.2 g
• Compliance (Cms) - 0.141 mm/N
• Force Factor (BL) - 17.88 Tm
• Mechanical Q (Qms) - 9.00
• Electrical Q (Qes) - 0.39
• Total Q (Qts) - 0.37
• Compliance Equivalent Volume (Vas) - 146.3 L
• Voice Coil Inductance (Le) - 0.91 mH
• Diaphragm Area (Sd) - 855 cm²
• Reference Efficiency (Eta Zero) - 2.78% %
• Efficiency Bandwidth Product (EBP) - 50
• Maximum Linear Excursion (Xmax) - 7 mm
• Maximum Mechanical Excursion (Xmech) - 12.5 mm

Shipping Information

• Net weight: 9.40 kg (20.7lb)
• Multipack size (WxDxH): 452 x 452 x 204 mm (17.8 x 17.8 x 8in)
• Multipack weight: 11.6 kg (25.5lb)