Technical specifications

• Nominal Diameter: 165 mm (6.5in)
• Impedance: 8 Ohm
• Minimum Impedance: 6.4 Ohm
• AES Power: 125 W
• Program Power: 250 W
• Sensitivity: 94 dB
• Frequency Range: 90 - 6000 Hz
• Voice Coil Material: Copper
• Voice Coil Former: Polyimide
• Voice Coil Depth: 10.6 mm (0.42in)
• Magnetic Gap Depth: 6 mm (0.24in)
• Cone Material: Water Resistant Treated Paper
• Surround Material: Polycotton
• Chassis Material: Steel
• Magnet Material: Neodymium
• Magnet Dims: 75 x 45 x 4 mm
• Driver Displacement Volume: 0.3 l (0.01ft³)
• Recommended Enclosure: 10.5 l (0.37ft³)
• Recommended Tuning: 90 Hz

Thiele and small parameters

• DC Resistance (Re) - 5.5 Ohm
• Resonance (Fs) - 91 Hz
• Moving Mass - System (Mms) - 13.37 g
• Compliance (Cms) - 0.23 mm/N
• Force Factor (BL) - 6.66 Tm
• Mechanical Q (Qms) - 7.14
• Electrical Q (Qes) - 0.45
• Total Q (Qts) - 0.42
• Compliance Equivalent Volume (Vas) - 6.66 L
• Voice Coil Inductance (Le) - 0.41 mH
• Diaphragm Area (Sd) - 143.1 cm²
• Reference Efficiency (Eta Zero) - 1.07 % %
• Efficiency Bandwidth Product (EBP) - 202
• Maximum Linear Excursion (Xmax) - 3.8 mm
• Maximum Mechanical Excursion (Xmech) - 6.3 mm

Shipping Information

• Net weight: 0.9 kg (2lb)
• Multipack size (WxDxH): 410 x 370 x 208 mm (16.1 x 14.6 x 8.2in)
• Multipack weight: 9.9 kg (21.9lb)