Technical specifications

• Nominal Diameter: 300 mm (12 in)
• Impedance: 8 Ohm
• Minimum Impedance: 6.5 Ohm
• AES Power: 150 W
• Program Power: 300 W
• Sensitivity: 98 dB
• Frequency Range: 60 - 10000 Hz
• Voice Coil Material: Copper
• Voice Coil Former: Polyimide
• Voice Coil Depth: 10 mm (0.39 in)
• Magnetic Gap Depth: 8 mm (0.31 in)
• Cone Material: Water Resistant Treated Paper
• Surround Material: Polycotton
• Chassis Material: Steel
• Magnet Material: Ferrite
• Magnet Dims: 155 x 80 x 20 mm
• Driver Displacement Volume: 2.32 l (0.082 ft³)
• Recommended Enclosure: 36.75 l (1.30 ft³)
• Recommended Tuning: 90 Hz

Thiele and small parameters

• DC Resistance (Re) - 5.9 Ohm
• Resonance (Fs) - 57 Hz
• Moving Mass - System (Mms) - 41.7 g
• Compliance (Cms) - 0.186 mm/N
• Force Factor (BL) - 14.76 Tm
• Mechanical Q (Qms) - 5.51
• Electrical Q (Qes) - 0.4
• Total Q (Qts) - 0.38
• Compliance Equivalent Volume (Vas) - 65.39 L
• Voice Coil Inductance (Le) - 0.55 mH
• Diaphragm Area (Sd) - 498.8 cm²
• Reference Efficiency (Eta Zero) - 2.90 % %
• Efficiency Bandwidth Product (EBP) - 143
• Maximum Linear Excursion (Xmax) - 3 mm
• Maximum Mechanical Excursion (Xmech) - 7 mm

Shipping Information

• Net weight: 4.4 kg (9.7lb)
• Multipack size (WxDxH): 356 x 356 x 173 mm (14 x 14 x 6.8in)
• Multipack weight: 5.7 kg (12.6lb)