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國際 科技股走弱拖累!美股多收低 美光跌近6% 2026.05.19 08:30
2026/05/21 15:33
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Standard Gain Horn Antenna

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Standard gain horn antennas are used as calibration devices that measure the gain of other antennas.

These antennas are made up of a combination of a Waveguide to Coax Adapter and Standard Gain Horn with Waveguide Input. It is a kind of simple combination but with great care and attention to create an antenna with accurate and suitable specs.

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, with 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.

Standard Gain Horn Antenna Applications:

  • - Antenna measurement
  • - Radar Detection System
  • - Wireless Communication
  • - Spectrum Monitoring
  • - Electromagnetic interference Testing (EMI test)

美國股市週一(18日)大多收低,主要受到科技股走弱拖累,記憶體晶片類股遭遇拋售潮,起因是希捷科技執行長在摩根大通會議上表示,新建工廠「耗時太久」,公司股價重挫將近7%,並拖累同業美光下跌將近6%。

收盤表現,道瓊指數上漲159點,收在49,686點;那斯達克下跌134點,回到26,090點;S&P500下跌5點,收在7,403點;費城半導體指數下跌285點,收在11,302點。Horn antenna

Horn antenna

國際中心/張立德 編撰 責任編輯/陳盈真

Horn antenna

本文出自: https://news.ttv.com.tw/news/11505190006700N

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