1,2 M (4) COMPACT AND HIGH PERFORMING PROFESSIONAL MARINE VHF ANTENNA. SO239 TERMINATION. FREQUENCY RANGE 156 162 MHz GAIN 2.1dBi NOMINAL IMPEDANCE 50 nbsp;ohms POLARIZATION Vertical VSWR = 1,3 at 156,8 MHz POWER RATING 100 nbsp;W DC GROUND Yes TERMINATION SO239 LENGHT 1,2m WEIGHT 439g INSTALLATION 1BSP x tpi TEMPERATURE RANGE -40 +60 °C WIND RATING 60 m/s COLOUR white MATERIAL Fibreglass