駐波比 的英文怎麼說
中文拼音 [zhùbōbǐ]
駐波比
英文
ratio of standing wave-
Swr standing wave ratio test procedure for electrical connectors and sockets
電連接器和插座的駐波比Standing wave ratio test procedure for electrical connectors and sockets
電連接器及插孔的駐波比試驗程序The key technique include nip signal ' s generation, serial port 422 communication, control system data acquisition and processing, stationary wave ratio of antenna, sending and receiving signal ' s attenuation of antenna and so on
其關鍵技術包括nip信號產生， rs - 422串口通信，控制系統各模塊數據採集和處理，機載天線駐波比及收發信號衰減測量等。Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results
文摘:把常用的矩形波導一個寬面改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇面波導相比：電性能相當；波導管結構更加簡單，容易加工，便於安裝.文中給出圓突-矩形波導中主模場，圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱向諧振縫隙線陣，縫隙電壓相位為同相分佈，輸入端匹配.實際測量了天線輸入端電壓駐波比和h面方向圖，理論與實驗相吻合Frequency drifts due to : dc voltage, temperature, vswr
頻率漂移跟直流電壓、溫度、駐波比有關。Output standing wave ratio
輸出口駐波比Many technologies of electrically small antennas and wide band antennas are discussed in theory, simulation and experiment. and some novel electrically small or wide band antennas are proposed. the loaded monopole is analyzed in depth integrating the genetic algorithm ( ga ) with the method of moments ( mom ) in order to increase the gain and decrease the vswr of antennas used at hf / vhf band
在本論文的研究過程中，通過合理利用各種現有的天線寬帶化和小型化的理論成果、有效的綜合各種技術措施，運用矩量法和遺傳優化演算法等數值方法，深入研究了加載單極子天線問題，旨在全面提高高頻/甚高頻頻段內的天線增益和降低電壓駐波比，以獲得較高增益的、基本滿足駐波要求的小型超寬帶天線。Verification regulation of rf swr bridge
高頻駐波比電橋檢定規程Voltage standing wave ratio vswr
電壓駐波比Vswr oltage standing wave ratio
電壓駐波比Voltage standing wave ratio
電壓駐波比Warning : standing wave ratios in excess of 2 : 1 may cause transmitter damage
警告：當駐波比超過2 : 1可能會導致發射部件受損。Ratio of voltage wave
電壓駐波比Definitions of radio frequency transmission lines ; mean characteristic impedance, mean standing wave ratio
無線電傳輸線路的定義.平均特性阻抗平均駐波比The joining device of 7 / 16 ( l29 ) type has whorl to join the organization, its characteristic is the power, the capacity is large, voltage little to stay bob, three steps it pays to be superior to transfer performance, kind airtight have, suitable for radio, tv aerial system, jump line join and microwave communication system present cable connection spend mainly
型連接器具有螺紋連接機構，其特點是功率、容量大，電壓駐波比小，三階交調性能優越，氣密性好，可供廣播、電視天線系統、跳線連接以及微波通訊系統主饋電纜連接用。Acoustics - determination of sound absorption coefficient and impedance in impedance tubes - method using standing wave ratio
聲學.阻抗管中吸音率和阻抗的測定.駐波比率法Acoustics - determination of sound absorption coefficient and impedance in impedance tubes - part 1 : method using standing wave ratio
聲學.阻抗管中吸聲系數和阻抗測定.第1部分:駐波比率法The lna is one of the most important and broad components in microwave communication system receiver, and is used to amplify the low level signal. as the first signal processing block after the antenna, the lna determines the noise figure and input voltage swr and greatly impacts the dynamic range
低噪聲放大器（ lna ）廣泛應用於微波接收系統中，是重要器件之一，主要用來放大低電平信號，由於是自天線下來第一個進行信號處理的器件， lna決定了整個系統的噪聲性能和電壓駐波比vswr ，並對動態范圍有著較大的影響。Multifunction meter. this meter can display s / rf, modulation, swr cal, or swr. see the section on operation for more information on using the multifunction meter
多功能儀表，能夠顯示射頻電平，調制度，駐波比計算或駐波比。了解多功能儀表更多的信息請參看操作說明相關章節。3. to keep smooth gain, good vswr, and fewer devices, a feed - back technology is adopted
3 、使用反饋技術，不僅可以獲得平坦的增益和降低輸入輸出的駐波比vswr ，而且也可以使用較少的元器件。分享友人