Standard gain horn antennas are also used as calibration devices that measure the gain of other antennas.
FT-RF Standard gain horn antenna product series includes waveguide sizes WR28, WR42, WR51, WR62, WR75, WR90, WR112, WR137, WR159, WR187, WR229, WR284 and WR340, WR430, WR510, WR650, WR770, WR975, WR1150, WR1500, WR1800, WR2100, WR2300.
Our broadband waveguide horn antennas have frequency capabilities ranging from 320Mhz to 40 GHz depending on type and style. with the gain of 10dBi, 15dBi, 20dBi and 25dBi.
記者蔡維歆/台北報導
▲小燕姐近來許久未公開露臉。(圖/翻攝臉書)
74歲綜藝大姊大張小燕(小燕姐)近年許久未公開露臉,今晚原本受邀出席觀賞聶雲演的音樂劇,結果卻因身體不適臨時缺席,對此記者求證她身體狀況,她坦言:「最近正是夏秋變化季節,我秋咳厲害,戴太久口罩會喘,只好忍痛不看,聶雲演出我本來一定會看。Gain horn antennas, also known as microwave horn antennas or just gain horn antennas, are broadband passive devices that use a pyramidal horn design to guide radio waves at a certain frequency.
Standard gain horn antennas are also used as calibration devices that measure the gain of other antennas.
FT-RF Standard gain horn antenna product series includes waveguide sizes WR28, WR42, WR51, WR62, WR75, WR90, WR112, WR137, WR159, WR187, WR229, WR284 and WR340, WR430, WR510, WR650, WR770, WR975, WR1150, WR1500, WR1800, WR2100, WR2300.
https://horn.ft-rf.com.tw/wr229-standard-gain-horn-antenna-2
Our broadband waveguide horn antennas have frequency capabilities ranging from 320Mhz to 40 GHz depending on type and style. with the gain of 10dBi, 15dBi, 20dBi and 25dBi.」
▲小燕姐有氣喘宿疾。(圖/翻攝臉書)
小燕姐因為有氣喘宿疾,所以每次到了換季都很辛苦。記者問她是否有確診?她坦言之前有確診,後來已康復,已經有抗體的她還笑說:「所以現在出門反而放心了。」
而她今年4月曾喊話發文「別刁難給疫苗」,引起熱議,如今被問到是否已打第四劑疫苗?對此小燕姐則沒有多做回應。
本篇文章引用自此: https://www.setn.com/News.aspx?NewsID=1181873
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