eccentricity of the antenna should be ≤±5 dB.weight of the antenna should be Max 20 kg.Diameter of the antenna should be Max 400 mm.Wind resistance of the antenna should be ≥275 km/h.Operating temperature of the antenna should be ≤-20 °C, ≥+60 °C.frequency range of the antenna should be 50 MHz-6 GHz.