Technical specifications

• Nominal Diameter: 300 mm (12in)
• Impedance: 8 Ohm
• Minimum Impedance: 6.5 Ohm
• AES Power: 400 W
• Program Power: 800 W
• Sensitivity: 93 dB
• Frequency Range: 40 - 500 Hz
• Voice Coil Material: CCAW
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 28 mm (1.1in)
• Magnetic Gap Depth: 10 mm (0.39in)
• Cone Material: Water Resistant Treated Paper
• Surround Material: Rubber
• Chassis Material: Steel
• Magnet Material: Ferrite
• Magnet Dims: 193 x 80 x 25 mm
• Driver Displacement Volume: 2.9 l (0.1ft³)
• Recommended Enclosure: 46.2 l (1.63ft³)
• Recommended Tuning: 46 Hz

Thiele and small parameters

• DC Resistance (Re) - 5.4 Ohm
• Resonance (Fs) - 41 Hz
• Moving Mass - System (Mms) - 98.8 g
• Compliance (Cms) - 0.154 mm/N
• Force Factor (BL) - 17.1 Tm
• Mechanical Q (Qms) - 3.22
• Electrical Q (Qes) - 0.47
• Total Q (Qts) - 0.41
• Compliance Equivalent Volume (Vas) - 61.44 L
• Voice Coil Inductance (Le) - 1.38 mH
• Diaphragm Area (Sd) - 530.9 cm²
• Reference Efficiency (Eta Zero) - 0.85% %
• Efficiency Bandwidth Product (EBP) - 87
• Maximum Linear Excursion (Xmax) - 11.5 mm
• Maximum Mechanical Excursion (Xmech) - 17 mm

Shipping Information

• Net weight: 8.7 kg (19.2lb)
• Multipack size (WxDxH): 356 X 356 X 192 mm (14 X 14 X 7.6in)
• Multipack weight: 10.2 kg (22.4lb)