Technical specifications

• Nominal Diameter: 300 mm (12in)
• Impedance: 8 Ohm
• Minimum Impedance: 6.3 Ohm
• AES Power: 250 W
• Program Power: 500 W
• Sensitivity: 97.5 dB
• Frequency Range: 50 - 3000 Hz
• Voice Coil Material: Copper
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 13.4 mm (0.53in)
• Magnetic Gap Depth: 8.2 mm (0.32in)
• Cone Material: Water Resistant Treated Paper + Water Proof Front Side Treatment
• Surround Material: Polycotton
• Chassis Material: Steel
• Magnet Material: Neodymium
• Magnet Dims: 64 x 8 mm
• Driver Displacement Volume: 1.6 l (0.06ft³)
• Recommended Enclosure: 39.6 l (1.4ft³)
• Recommended Tuning: 55 Hz

Thiele and small parameters

• DC Resistance (Re) - 5.7 Ohm
• Resonance (Fs) - 53 Hz
• Moving Mass - System (Mms) - 38.52 g
• Compliance (Cms) - 0.174 mm/N
• Force Factor (BL) - 15.85 Tm
• Mechanical Q (Qms) - 4.31
• Electrical Q (Qes) - 0.39
• Total Q (Qts) - 0.36
• Compliance Equivalent Volume (Vas) - 69.42 L
• Voice Coil Inductance (Le) - 0.77 mH
• Diaphragm Area (Sd) - 530.9 cm²
• Reference Efficiency (Eta Zero) - 2.49 % %
• Efficiency Bandwidth Product (EBP) - 136
• Maximum Linear Excursion (Xmax) - 4.7 mm
• Maximum Mechanical Excursion (Xmech) - 8.8 mm

Shipping Information

• Net weight: 2.1 kg (4.6lb)
• Multipack size (WxDxH): 364 x 364 x 186 mm (14.3 x 14.3 x 7.3in)
• Multipack weight: 3.4 kg (7.6lb)