ゲイン塔：

company in Taiwan and Vietnam. 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.使高塔頂端的天線能夠順利安裝上去的塔柱，位於日本的世界第二高塔―東京晴空塔上面也有一根長約140公尺的ゲイン塔，用以承接更上頭的數位天線。

ゲイン是什麼意思？

ゲイン塔是省略自「アンテナゲイン塔」的專門用語。從英文「antenna gain」字面上可得知，此塔柱的主要功能是用來集中高空的電波，使其能夠投射至更遠、更多的區域。