Technical specifications

• Nominal Diameter: 70 mm (3in)
• Impedance: 8 Ohm
• Minimum Impedance: 6.9 Ohm
• AES Power: 30 W
• Program Power: 60 W
• Sensitivity: 85.5 dB
• Frequency Range: 100 - 2000 Hz
• Voice Coil Material: Copper
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 8.5 mm (0.33in)
• Magnetic Gap Depth: 4 mm (0.16in)
• Cone Material: Aluminium
• Surround Material: Rubber
• Chassis Material: Steel
• Magnet Material: Ferrite
• Magnet Dims: 70 x 32 x 15 mm
• Driver Displacement Volume: 0.111 l (0.004ft³)
• Recommended Enclosure: 0.068 l (0.003ft³)
• Recommended Tuning: N/A Hz

Thiele and small parameters

• DC Resistance (Re) - 6.1 Ohm
• Resonance (Fs) - 109 Hz
• Moving Mass - System (Mms) - 3.7 g
• Compliance (Cms) - 0.574 mm/N
• Force Factor (BL) - 4.67 Tm
• Mechanical Q (Qms) - 4.11
• Electrical Q (Qes) - 0.71
• Total Q (Qts) - 0.61
• Compliance Equivalent Volume (Vas) - 0.895 L
• Voice Coil Inductance (Le) - 0.35 mH
• Diaphragm Area (Sd) - 33.18 cm²
• Reference Efficiency (Eta Zero) - 0.16 % %
• Efficiency Bandwidth Product (EBP) - 154
• Maximum Linear Excursion (Xmax) - 3.3 mm
• Maximum Mechanical Excursion (Xmech) - 4.3 mm

Shipping Information

• Net weight: 0.5 kg (1.1lb)
• Multipack size (WxDxH): 458 x 210 x 150 mm (18.3 x 8.3 x 5.9in)
• Multipack weight: 11.4 kg (25.1lb)
• Multipack Quantity: 20