Technical specifications

• Nominal Diameter: 250 mm (10in)
• Impedance: 8 Ohm
• Minimum Impedance: 6.5 Ohm
• AES Power: 400 W
• Program Power: 800 W
• Sensitivity: 91.5 dB
• Frequency Range: 50 - 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: 170 x 80 x 25 mm
• Driver Displacement Volume: 1.6 l (0.06ft³)
• Recommended Enclosure: 29.7 l (1.05ft³)
• Recommended Tuning: 55 Hz

Thiele and small parameters

• DC Resistance (Re) - 5.5 Ohm
• Resonance (Fs) - 50 Hz
• Moving Mass - System (Mms) - 75.02 g
• Compliance (Cms) - 0.137 mm/N
• Force Factor (BL) - 15.54 Tm
• Mechanical Q (Qms) - 4.67
• Electrical Q (Qes) - 0.53
• Total Q (Qts) - 0.48
• Compliance Equivalent Volume (Vas) - 25.62 L
• Voice Coil Inductance (Le) - 1.22 mH
• Diaphragm Area (Sd) - 363.05 cm²
• Reference Efficiency (Eta Zero) - 0.57% %
• Efficiency Bandwidth Product (EBP) - 94
• Maximum Linear Excursion (Xmax) - 11.5 mm
• Maximum Mechanical Excursion (Xmech) - 17 mm

Shipping Information

• Net weight: 7.1 kg (15.6lb)
• Multipack size (WxDxH): 308 x 308 x 196 mm (12.1 x 12.1 x 7.7in)
• Multipack weight: 8.1 kg (17.8lb)