FEATURES

• Extended low frequency, ideal for Cinema Screen and for use in professional high power full range speaker systems.
• Very great linear excursion.
• Aluminium die-cast frame and robust construction.
• GLASS FIBRE former voice coil for withstanding high temperature.
• 4” Edge-wound copper wire voice coil for higher SPL.
• Gold plated push type heavy duty terminals for firm connection.
• Composite cone paper with plasticized cloth cone edge for extra strength and reliability.

SPECIFICATIONS

Power Rating	500W RMS
Nominal Diameter	380mm (15”)
Nominal Impedance	8
Sensitivity (1W/1m )	97dB
Magnet Weight	2.85kg
Resonant Frequencey (Fs)	33Hz
DC Resistance (Re)	5
Electromagnetic Q (Qes)	0.34
Mechanical Q (Qms)	4.32
Total Q Factor (Qts)	0.32
Compliance Equivalent Volume (VAS)	221Litr
Surface Area of Cone (Sd)	830
Reference Efficiency (o)	2.28%
Voice Coil	4.0”
Overhang (Xmax)	8.0 mm
Moving Mass (Mms)	107.17gm
BL Product (BL)	18TM
Coil Inductance (Le)	1.09mH
Overall Diameter	387 mm
Depth	158 mm
Baffle Hole Diameter	354 mm
Bolt Mount Diameter (PCD)	369 mm (8 Bolts)
Weight	9.00kg