Tarihin eriya na ƙaho ya samo asali ne tun 1897, lokacin da mai binciken rediyo Jagadish Chandra Bose ya gudanar da ƙirar gwaji ta farko ta amfani da microwaves.Daga baya, GC Southworth da Wilmer Barrow sun ƙirƙira tsarin eriyar ƙahon zamani a cikin 1938 bi da bi.Tun daga wannan lokacin, ana ci gaba da nazarin ƙirar eriya ta ƙaho don bayyana tsarin haskensu da aikace-aikacensu a fagage daban-daban.Waɗannan eriya sun shahara sosai a fagen watsa waveguide da microwaves, don haka galibi ana kiran sueriya ta microwave.Don haka, wannan labarin zai bincika yadda eriyar ƙaho ke aiki da aikace-aikacen su a fagage daban-daban.
Menene eriyar ƙaho?
A kaho eriyaeriyar buɗaɗɗen buɗewa ce da aka kera musamman don mitoci na microwave wanda ke da faɗin ƙarshen ƙaho ko ƙaho.Wannan tsarin yana ba da eriya mafi girman kai tsaye, yana ba da damar siginar da aka fitar cikin sauƙin watsawa ta nesa mai nisa.Eriya na ƙaho galibi suna aiki a mitoci na microwave, don haka kewayon mitar su yawanci UHF ko EHF ne.
Eriyar ƙahon RFMISO RM-CDPHA618-20 (6-18GHz)
Ana amfani da waɗannan eriya azaman ƙahonin ciyarwa don manyan eriya kamar su parabolic da eriyar shugabanci.Fa'idodin su sun haɗa da sauƙi na ƙira da daidaitawa, ƙarancin igiyoyin igiyar ruwa, matsakaicin kai tsaye, da faɗin bandwidth.
Tsarin eriya na ƙaho da aiki
Ana iya aiwatar da ƙirar eriya ta ƙaho ta amfani da jagororin raƙuman ƙaho don watsawa da karɓar sigina na mitar mitar rediyo.Yawanci, ana amfani da su tare da ciyarwar waveguide da raƙuman rediyo kai tsaye don ƙirƙirar ƙunƙun katako.Sashin mai walƙiya na iya zuwa da sifofi iri-iri, kamar murabba'i, conical, ko rectangular.Don tabbatar da aiki mai kyau, girman eriya ya kamata ya zama ƙarami gwargwadon yiwuwa.Idan tsayin raƙuman yana da girma sosai ko girman ƙahon ƙarami ne, eriya ba za ta yi aiki da kyau ba.
Zane-zanen eriyar ƙaho
A cikin eriyar ƙaho, wani ɓangaren makamashin da ya faru yana haskakawa daga ƙofar mashigar igiyar ruwa, yayin da sauran makamashin ke nunawa daga ƙofar guda ɗaya saboda ƙofar a buɗe take, wanda ya haifar da rashin daidaituwa tsakanin sararin samaniya da waveguide.Bugu da ƙari, a gefuna na jagorar wave, diffraction yana rinjayar iyawar radiyo na jagoran waveguide.
Domin shawo kan gazawar na waveguide, ƙarshen buɗewa an tsara shi a cikin nau'i na ƙaho na lantarki.Wannan yana ba da damar sauƙi mai sauƙi tsakanin sarari da jagorar wave, samar da ingantacciyar jagora don raƙuman rediyo.
Ta hanyar canza jagorar raƙuman ruwa kamar tsarin ƙaho, an kawar da katsewa da 377 ohm impedance tsakanin sararin samaniya da kuma waveguide.Wannan yana haɓaka kai tsaye da samun eriyar watsawa ta hanyar rage ɓarna a gefuna don samar da makamashin abin da ya faru a gaba.
Ga yadda eriyar ƙaho ke aiki: Da zarar ƙarshen jagorar wave ɗin ya yi farin ciki, an samar da filin maganadisu.Dangane da yaɗa waveguide, ana iya sarrafa filin da ake yaɗawa ta bangon igiyar igiyar ruwa ta yadda filin ba zai yaɗu a siffa ba amma ta hanyar da ta dace da yaɗa sararin samaniya kyauta.Da zarar filin wucewa ya isa ƙarshen waveguide, yana yaduwa kamar yadda yake a cikin sarari kyauta, don haka ana samun gaban igiyar igiyar ruwa a ƙarshen waveguide.
Nau'o'in eriya na ƙaho gama gari
Standard Gain Horn Eriyawani nau'in eriya ne da ake amfani da shi sosai a cikin tsarin sadarwa tare da tsayayyen riba da faɗin katako.Irin wannan eriya ya dace da aikace-aikace da yawa kuma yana iya ba da kwanciyar hankali kuma abin dogaro da ɗaukar hoto, kazalika da ingantaccen watsa wutar lantarki da ingantaccen ikon tsangwama.Ana amfani da daidaitattun eriya ta ƙaho yawanci a cikin sadarwar wayar hannu, kafaffen sadarwa, sadarwar tauraron dan adam da sauran fagage.
RFMISO daidaitaccen samun shawarwarin samfurin eriya:
RM-SGHA159-20 (4.90-7.05 GHz)
RM-SGHA90-15 (8.2-12.5 GHz)
RM-SGHA284-10 (2.60-3.95 GHz)
Broadband Horn Eriyaeriya ce da ake amfani da ita don karɓa da watsa sigina mara waya.Yana da halaye masu faɗi, yana iya rufe sigina a cikin maɗauran mitar mitoci da yawa a lokaci guda, kuma yana iya kula da kyakkyawan aiki a maɓallan mitoci daban-daban.Ana amfani da ita a tsarin sadarwa mara waya, tsarin radar, da sauran aikace-aikacen da ke buƙatar ɗaukar hoto mai faɗi.Tsarin tsarinsa yana kama da siffar bakin kararrawa, wanda zai iya karba da watsa sigina yadda ya kamata, kuma yana da karfin hana tsangwama da nisa mai tsayi.
RFMISO shawarwarin samfurin eriya mai faɗi:
RM-BDHA618-10 (6-18 GHz)
RM-BDPHA4244-21 (42-44 GHz)
RM-BDHA1840-15B (18-40 GHz)
Dual Polarized Horn Eriyaeriya ce ta musamman da aka ƙera don watsawa da karɓar igiyoyin lantarki ta hanyoyi biyu.Yawanci yana ƙunshi eriyar ƙahon da aka sanya a tsaye, waɗanda za su iya watsawa lokaci guda da karɓar sigina marasa ƙarfi a cikin kwatance da kuma a tsaye.Ana amfani da shi sau da yawa a cikin radar, sadarwar tauraron dan adam da tsarin sadarwar wayar hannu don inganta inganci da amincin watsa bayanai.Irin wannan eriya yana da sauƙi mai sauƙi da aiki mai tsayi, kuma ana amfani da shi sosai a fasahar sadarwar zamani.
RFMISO dual polarization kaho samfurin shawarwarin samfurin:
RM-BDPHA0818-12 (0.8-18 GHz)
RM-CDPHA218-15 (2-18 GHz)
RM-DPHA6090-16 (60-90 GHz)
Da'ira Polarization Horn Eriyaeriya ce ta musamman da aka kera wacce za ta iya karba da watsa igiyoyin lantarki a tsaye da kwance a lokaci guda.Yawanci yana ƙunshi jagorar madauwari da kuma bakin kararrawa na musamman.Ta wannan tsarin, ana iya samun watsawa da liyafar da'ira.Ana amfani da irin wannan nau'in eriya sosai a cikin radar, sadarwa da tsarin tauraron dan adam, yana samar da ingantaccen watsa sigina da damar liyafar.
RFMISO shawarwarin samfurin eriyar ƙahon da'ira:
RM-CPHA82124-20 (8.2-12.4GHz)
RM-CPHA09225-13 (0.9-2.25GHz)
RM-CPHA218-16 (2-18 GHz)
Amfanin eriyar ƙaho
1. Babu abubuwan da aka gyara kuma suna iya aiki a cikin babban bandwidth da kewayon mitar mita.
2. Matsakaicin nisa yana yawanci 10: 1 (1 GHz - 10 GHz), wani lokacin har zuwa 20: 1.
3. Zane mai sauƙi.
4. Sauƙi don haɗawa zuwa waveguide da layin ciyarwar coaxial.
5. Tare da ƙananan raƙuman ruwa na tsaye (SWR), zai iya rage raƙuman ruwa.
6. Kyakkyawan matching impedance.
7. Aiki yana da karko a kan dukkan kewayon mitar.
8. Zai iya ƙirƙirar ƙananan leaflets.
9. An yi amfani da shi azaman ƙahon ciyarwa don manyan eriya masu kama da juna.
10. Samar da ingantacciyar shugabanci.
11. Ka guji igiyoyin ruwa a tsaye.
12. Babu resonant aka gyara kuma zai iya aiki a kan fadi da bandwidth.
13. Yana da ƙarfi mai ƙarfi kuma yana ba da jagora mafi girma.
14. Yana ba da ƙarancin tunani.
Aikace-aikacen eriyar ƙaho
Ana amfani da waɗannan eriya da farko don binciken sararin samaniya da aikace-aikacen tushen microwave.Ana iya amfani da su azaman abubuwan abinci don auna sigogin eriya daban-daban a cikin dakin gwaje-gwaje.A mitocin microwave, ana iya amfani da waɗannan eriya muddin suna da matsakaicin riba.Don cimma matsakaicin riba aiki, girman eriyar ƙahon dole ne ya fi girma.Waɗannan nau'ikan eriya sun dace da kyamarori masu sauri don guje wa tsangwama tare da amsawar tunani da ake buƙata.Masu tunani na Parabolic na iya jin daɗi ta hanyar ciyar da abubuwa kamar eriya na ƙaho, ta haka ne ke haskaka masu haskakawa ta hanyar cin gajiyar mafi girman kai tsaye da suke bayarwa.
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Lokacin aikawa: Maris 28-2024
