BB10V HF vertical antenna'S MALCOTT wide band from 3.5 to 57 Mhz. Frequencies 6, 10, 12, 15, 17, 20, 30, 40, and 75/80 meters. Power 300 W and 150 W FM ssb Impedance 50 ohm Length 7 meters Wind Survival 108 km / h Mast diamet plus Fabricant: malcott's Référence BB10V