Diameter Speaker (inch/mm) 18 inch / 457 mm Impedansi (Ω) 8 Ω Nominal power handling (Watt)¹ 1000 Watt Program power (Watt)² 2000 Watt Lebar daerah frekuensi (Hz) 35 Hz – 2900 Hz SPL (2.83 V / 1 m) (dB) 98 dB Diameter cone efektif (mm) 388.5 mm Medan magnet (T) 0.93 T Berat magnet (Kg/Oz) 4.36 kg /152.88 Oz Voice coil diameter (mm) 113 mm Voice coil material FIBSV