... high gain 2.signal quality stability 3.Receiving distance 4.Anti-interference Our Yagi antenna main material is Oxidation aluminum alloy ... fog corrosion. Advantages: The yagi antenna have strong directivity , high gain, signal stability, receiving distance, anti-jamming characteristics and so ... : We are a factory with more than 18 years MMDS downconverter and LNB manufacture experiences. 2. What's the ...