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  • Yagi Antennas RF Microwave millimeter Wave mm yoj
  • Yagi Antennas RF Microwave millimeter Wave mm yoj
  • Yagi Antennas RF Microwave millimeter Wave mm yoj
  • Yagi Antennas RF Microwave millimeter Wave mm yoj

    Nta:

    • Strong Directionality
    • Cov qauv yooj yim
    • Siab tau

    Daim ntawv thov:

    • Telecom
    • Radar
    • Tshaj tawm

    Yagi Kav hlau txais xov yog qhov kawg tua tus kav hlau txais xov uas tsim los ntawm kev ua haujlwm oscillator (feem ntau yog lub oscillator folded), ib qho kev cuam tshuam tsis zoo, thiab ntau tus thawj coj passive teem rau tib lub sijhawm. Xyoo 1920, Hidetsugu Yagi thiab Taiki Uta los ntawm Tohoku University hauv Nyij Pooj tau tsim lub kav hlau txais xov no, hu ua "Yagi Uta Antenna" lossis tsuas yog "Yagi Antenna".

    Yam ntxwv

    1. Strong directionality: Kav hlau txais xov muaj kev taw qhia zoo thiab tuaj yeem tsom cov xov tooj cua hauv ib qho kev taw qhia tshwj xeeb. Qhov siab tshaj plaws hluav taws xob kev taw qhia yog tib yam li tus thawj coj, muaj txiaj ntsig zoo tiv thaiv kev cuam tshuam thiab cuam tshuam hauv cov lus qhia tsis yog lub hom phiaj.
    2. Kev nce siab dua: piv rau dipole kav hlau txais xov, horn kav hlau txais xov muaj qhov nce siab dua thiab tuaj yeem ntes cov cim nyob deb, txhim kho kev txais tos zoo thiab pom tseeb.
    3. Cov qauv yooj yim: tsim los ntawm cov oscillators active, passive reflectors, thiab ob peb passive directors teem nyob rau hauv parallel, cov qauv yog kuj yooj yim, cov ntaub ntawv yog ib qho yooj yim mus nrhiav tau, tus nqi yog tsawg, thiab nws yog ib lub teeb yuag, ruaj, thiab yooj yim rau noj.

    Daim ntawv thov

    1. Kev sib txuas lus: RF horn kav hlau txais xov siv rau kev sib txuas lus luv luv thiab ultra shortwave, xws li kev sib txuas lus hauv xov tooj cua, thiab tseem tuaj yeem siv los ua cov kav hlau txais xov sab nraum zoov rau cov xov tooj ntawm tes teeb liab amplifiers txhawm rau txhim kho cov xov tooj ntawm tes. Nws tuaj yeem nthuav dav kev pab them nqi thiab txhim kho cov teeb liab lub zog hauv Wi-nkaus tes hauj lwm, tsim nyog rau kev sib txuas cov tsev nyob deb lossis nthuav dav kev pab cuam loj.
    2. Hauv kev tshaj tawm xov xwm thiab TV, microwave horn kav hlau txais xov feem ntau yog siv los ua lub xov tooj cua txais xov tooj cua, uas tuaj yeem tau txais xov tooj cua hauv cov lus qhia tshwj xeeb thiab txhim kho kev txais tos.
    3. Radar teb: Vim nws cov kev taw qhia thiab nce tus yam ntxwv, millimeter yoj horn kav hlau txais xov tuaj yeem siv los txheeb xyuas cov hom phiaj hauv radar systems.
    4. Lwm qhov chaw: Mm yoj horn kav hlau txais xov kuj muaj cov ntawv thov hauv kev lag luam, cov ntaub ntawv tau txais thiab kev soj ntsuam cov tshuab (SCADA), thiab cov hom phiaj kev tshawb fawb thiab kev kho mob, xws li kev sib txuas lus wireless ntawm cov ntaub ntawv chaw taws teeb tau txais thiab cov cuab yeej saib xyuas, nrog rau cov teeb liab txais thiab kev sib kis hauv qee qhov kev sim.
    Yagi kav hlau txais xov tau siv dav hauv ntau qhov chaw sib txuas lus wireless vim nws cov qauv yooj yim, tus nqi tsim khoom tsawg, thiab kev ua haujlwm zoo.

    QualwaveCov khoom siv Yagi Kav hlau txais xov npog qhov ntau zaus mus txog 173MHz. Peb muab tus qauv nce horn antennas ntawm qhov nce 7dBi, nrog rau kev kho dual polarized horn antennas raws li cov neeg siv khoom xav tau.

    img_08 ua
    img_08 ua

    Tshooj Naj Npawb

    Ntau zaus

    (GHz, Min.)

    xiaodengyu

    Ntau zaus

    (GHz, Max.)

    hnubdengyu

    Tau txais

    (dBi)

    dengyu

    VSWR

    (Max.)

    xiaodengyu

    Cov khoom sib txuas

    Lub Sijhawm Lead

    (lub lis piam)

    QYA-134-173-7-N 0.134 ib 0.173 ib 7 1.5 N Poj Niam 2 ~ 4

    Cov khoom siv tau pom zoo

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