Altavoz Celestion FTR18-4080FD 1000W RMS 8 ohm Características del producto Nominal diameter 457mm / 18in Power rating 500W Continuous power rating 1000W EIA power rating 650W Rated impedance 4Ω Sensitivity 96dB Frequency range 35-1000Hz Chassis type Pressed steel Magnet type Ferrite Magnet weight 1.8kg / 65oz Voice coil diameter 75mm / 3in Voice coil material Round copper Former material Glass Fibre Cone material Glass loaded paper (weather-resistant) Surround material Cloth-sealed Suspension Single Gap height (Hg) 8mm / 0.31in VC winding height (Hvc) 17mm / 0.67in