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  • Mafunde a Yagi Antennas RF Microwave Millimeter Wave mm wave
  • Mafunde a Yagi Antennas RF Microwave Millimeter Wave mm wave
  • Mafunde a Yagi Antennas RF Microwave Millimeter Wave mm wave
  • Mafunde a Yagi Antennas RF Microwave Millimeter Wave mm wave

    Mawonekedwe:

    • Malangizo Amphamvu
    • Kapangidwe Kosavuta
    • Phindu Lalikulu

    Mapulogalamu:

    • Telecom
    • Rada
    • Kuwulutsa

    Antena ya Yagi ndi antenna yopangidwa ndi oscillator yogwira ntchito (nthawi zambiri imakhala yopindika), chowunikira chosagwira ntchito, ndi owongolera angapo osagwira ntchito omwe amakonzedwa nthawi imodzi. M'zaka za m'ma 1920, Hidetsugu Yagi ndi Taiki Uta ochokera ku Yunivesite ya Tohoku ku Japan adapanga antenna iyi, yomwe imadziwika kuti "Antena ya Yagi Uta" kapena kungoti "Antena ya Yagi".

    Khalidwe

    1. Kulunjika kwamphamvu: Antena ili ndi njira yabwino yolunjika ndipo imatha kuyang'ana mafunde a wailesi mbali inayake. Njira yayikulu yowunikira ndi yofanana ndi ya wotsogolera, zomwe zimathandiza kuletsa kusokonezeka ndi kusokoneza mbali zina zomwe sizili zofunika.
    2. Kuchuluka kwa ma antenna: Poyerekeza ndi ma antenna a dipole, ma antenna a horn ali ndi kuchuluka kwa ma antenna ndipo amatha kujambula bwino ma signal akutali, zomwe zimapangitsa kuti ma receptor akhale abwino komanso omveka bwino.
    3. Kapangidwe kosavuta: kopangidwa ndi ma oscillator ogwira ntchito, ma reflector osagwira ntchito, ndi ma director angapo osagwira ntchito omwe amakonzedwa motsatizana, kapangidwe kake ndi kosavuta, zipangizo zake n'zosavuta kupeza, mtengo wake ndi wotsika, ndipo ndi wopepuka, wolimba, komanso wosavuta kudyetsa.

    Kugwiritsa ntchito

    1. Malo olumikizirana: Antena ya RF horn yomwe imagwiritsidwa ntchito polumikizirana mafunde afupi ndi mafunde afupi kwambiri, monga kulumikizana kwa wailesi kutali, ndipo ingagwiritsidwenso ntchito ngati ma antenna akunja a ma amplifiers a ma signal a foni kuti iwonjezere ma signal a foni. Itha kukulitsa kuchuluka kwa ma signal ndikuwonjezera mphamvu ya ma signal mu ma netiweki a Wi Fi, oyenera kulumikiza nyumba zakutali kapena kukulitsa kukula kwa ma coverage akuluakulu.
    2. Mu gawo la kuulutsa ndi wailesi yakanema, antenna ya microwave horn nthawi zambiri imagwiritsidwa ntchito ngati antenna yolandirira wailesi yakanema, yomwe imatha kulandira zizindikiro za wailesi yakanema m'njira zinazake ndikuwonjezera mphamvu yolandirira.
    3. Malo owonera radar: Chifukwa cha mawonekedwe ake olunjika komanso okweza, antenna ya millimeter wave horn ingagwiritsidwe ntchito kuzindikira zolinga mu radar systems.
    4. Magawo Ena: Antena ya Mm wave horn ilinso ndi ntchito m'makampani, machitidwe opezera deta ndi kuwunika (SCADA), komanso zolinga zasayansi ndi zamankhwala, monga kulumikizana popanda zingwe pakati pa kupeza deta yakutali ndi zida zowunikira, komanso kulandira ndi kutumiza zizindikiro m'mayesero ena asayansi.
    Antena ya Yagi yagwiritsidwa ntchito kwambiri m'magawo ambiri olumikizirana opanda zingwe chifukwa cha kapangidwe kake kosavuta, mtengo wotsika wopanga, komanso magwiridwe antchito abwino.

    QualwaveMa Antenna a Yagi amaphimba ma frequency mpaka 173MHz. Timapereka ma antenna okhazikika a gain horn a gain 7dBi, komanso ma antenna a dual polarized horn omwe amapangidwa mwamakonda malinga ndi zosowa za makasitomala.

    img_08
    img_08

    Nambala ya Gawo

    Kuchuluka kwa nthawi

    (GHz, Min.)

    xiaoyudengu

    Kuchuluka kwa nthawi

    (GHz, Max.)

    dayudengu

    Phindu

    (dBi)

    dengu

    VSWR

    (Zambiri)

    xiaoyudengu

    Zolumikizira

    Nthawi yotsogolera

    (masabata)

    QYA-134-173-7-N 0.134 0.173 7 1.5 N Wachikazi 2~4

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