Double-band broadband whip antenna can be installed on combat and command moving veicles and ships for communication. This antenna use the center-fed way, is matched by special design of transformission line transformer. It has a frequency band width and superior electrical performance. This antenna has good mechanical properties. The bottom adopt suspension spring and carrier for connection to enhance the overall softness, stability and adoption barries of lodging-resistance. The antenna has environmental adaptablility, salt fog resistance and corrosion ability. It can be used in bad environmental condition. Frequency Range 30-520MHz Band Width 30-88MHz 225-520MHz Power 100W Nominal Impedance 50 Ω Voltage Satanding Wave <2.5 Antenna Gain 0-5db Polarization Mode Vertical Polarization Antenna Height 2100mm