Technical specifications

• Nominal Diameter: 300 mm (12in)
• Impedance: 8 Ohm
• Minimum Impedance: 6.4 Ohm
• AES Power: 500 W
• Program Power: 1000 W
• Sensitivity: 99 dB
• Frequency Range: 40 - 2000 Hz
• Voice Coil Material: Copper
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 19 mm (0.75in)
• Magnetic Gap Depth: 11.5 mm (0.45in)
• Cone Material: Water Proof Treated Paper
• Surround Material: Polycotton
• Chassis Material: Aluminium
• Magnet Material: Neodymium
• Magnet Dims: 131 x 86 x 8 mm
• Driver Displacement Volume: 2.5 l (0.09ft³)
• Recommended Enclosure: 41.3 l (1.46ft³)
• Recommended Tuning: 65 Hz

Thiele and small parameters

• DC Resistance (Re) - 5.2 Ohm
• Resonance (Fs) - 57 Hz
• Moving Mass - System (Mms) - 76.8 g
• Compliance (Cms) - 0.1 mm/N
• Force Factor (BL) - 24.02 Tm
• Mechanical Q (Qms) - 6.6
• Electrical Q (Qes) - 0.25
• Total Q (Qts) - 0.24
• Compliance Equivalent Volume (Vas) - 41.4 L
• Voice Coil Inductance (Le) - 0.96 mH
• Diaphragm Area (Sd) - 540 cm²
• Reference Efficiency (Eta Zero) - 3.02 %
• Efficiency Bandwidth Product (EBP) - 229
• Maximum Linear Excursion (Xmax) - 6.6 mm
• Maximum Mechanical Excursion (Xmech) - 13.3 mm

Shipping Information

• Net weight: 5.5 kg (12.1lb)
• Multipack size (WxDxH): 340 x 340 x 194 mm (13.4 x 13.4 x 7.6in)
• Multipack weight: 6.6 kg (14.6lb)