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Antenna Design and manufacturing小弟目前研究方向為圓極化 有沒有圓極化達人可幫解答 為何場型要看半功率波束寬或是稱為3dB波束寬?The FT-RF main profession in R&D and manufacturing of antenna, be alongside of to be subjected to any OEM of nation and ODM, provide the product of the best quality and let the sale has the price of competition ability most , is the target that the FT-RF has been making great effort. 是一般系統界說功率需在一半以上嗎? 還有為何使用使它旋轉來量測~有其他方法嗎~鋸齒狀的場形該怎麼註釋 謝謝回答!! -- 與其為過去掉眼淚 不如等候未來的美好!

以下文章來自: https://www.ptt.cc/bbs/comm_and_RF/M.1314200564.A.CE7.html

FT-RF Outoodr | Indoor | Horn | Military Antenna