Technical specifications

• Nominal Diameter: 300 mm (12in)
• Impedance: 8 Ohm
• Minimum Impedance: 5.9 Ohm
• AES Power: 200 W
• Program Power: 400 W
• Sensitivity: 97 dB
• Frequency Range: 50 - 3000 Hz
• Voice Coil Material: Copper
• Voice Coil Former: Glass fiber
• Voice Coil Depth: 12.6 mm (0.5in)
• Magnetic Gap Depth: 8.2 mm (0.321in)
• Cone Material: Water Proof Treated Paper
• Surround Material: Polycotton
• Chassis Material: Steel
• Magnet Material: Ferrite
• Magnet Dims: 145 x 60 x 17 mm
• Driver Displacement Volume: 1.9 l (0.07ft³)

Thiele and small parameters

• DC Resistance (Re) - 5.3 Ohm
• Resonance (Fs) - 52 Hz
• Moving Mass - System (Mms) - 51 g
• Compliance (Cms) - 0.18 mm/N
• Force Factor (BL) - 13.2 Tm
• Mechanical Q (Qms) - 4.7
• Electrical Q (Qes) - 0.50
• Total Q (Qts) - 0.45
• Compliance Equivalent Volume (Vas) - 72 L
• Voice Coil Inductance (Le) - 0.60 mH
• Diaphragm Area (Sd) - 531 cm²
• Reference Efficiency (Eta Zero) - 2% %
• Maximum Linear Excursion (Xmax) - 4.3 mm
• Maximum Mechanical Excursion (Xmech) - 8.4 mm

Shipping Information

• Net weight: 3.6 kg (8lb)
• Multipack size (WxDxH): 356 x 356 x 173 mm (14 x 14 x 6.8in)
• Multipack weight: 4.8 kg (10.5lb)