Technical specifications

• Nominal Diameter: 380 mm (15 in)
• Overall Diameter: 393 mm (15.47 in)
• Bolt Circle Diameter: 374 mm (14.72 in)
• Baffle Cutout Diameter: 356 mm (14.02 in)
• Overall Depth: 165 mm (6.50 in)
• Flange/Gasket Thickness: 13.1 mm (0.52 in)
• Impedance: 8 Ohm
• Minimum Impedance: 6 Ohm
• AES Power: 300 W
• Program Power: 600 W
• Sensitivity: 97 dB
• Frequency Range: 35:4000 kHz
• Voice Coil Diameter: 65 mm (2.56 in)
• Voice Coil Material: Cu
• Voice Coil Former: Glass Fiber Fiber
• Voice Coil Depth: 13.2 mm (0.52 in)
• Magnetic Gap Depth: 8.2 mm (0.32 in)
• Surround Type: Accordion
• Spider Profile: 1x constant height waves constant
• Chassis Material: Aluminum
• Magnet Material: Neodymium Slug Slug
• Demodulating Ring: No
• Flux Density: 1.2 T
• Driver Displacement Volume: 3 l (0.106 ft^3)

Thiele and small parameters

• Resonance (Fs) - 35 Hz
• DC Resistance (Re) - 5.4 Ohm
• Electrical Q (Qes) - 0.5
• Mechanical Q (Qms) - 14.0
• Total Q (Qts) - 0.48
• Compliance Equivalent Volume (Vas) - 220.1 L
• Diaphragm Area (Sd) - 870 cm²
• Maximum Linear Excursion (Xmax) - 5.23 mm
• Maximum Mechanical Excursion (Xdamage) - 12.3 mm
• Moving Mass - System (Mms) - 99.2 g
• Force Factor (BL) - 15.6 Tm
• Voice Coil Inductance (Le) - 0.89 mH
• Moving Mass - Diaphragm (Mmd) - 70.2 g
• Compliance (Cms) - 0.21 mm/N
• Mechanical Resistance (Rms) - 1.6 Kg/s
• Reference Efficiency (Eta Zero) - 1.89 %
• Efficiency Bandwidth Product (EBP) - 70

Shipping Information

• Net Weight: 3.2 kg (7.1 lb)
• Shipping Weight: 4.3 kg (9.5 lb)
• Shipping Box: 430 x 427 x 236 mm x

Notes

1 - AES Power: 2 Hours Test According to AES 2-1984 Rev. 2003
2 - Maximum/Program power is defined as 3 dB greater than AES Power
3 - Xmax: Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
4 - Xdamage: Maximum excursion before permanent damage