Yadda ake DIY Eriya na NVIS AKA Cloud Burner Eriya Yin Amfani da Dutsen Mag

Wani ɓangare na zama direban gidan rediyon naman alade shine bayar da sadarwa a lokutan yanayi na gaggawa. Tare da ranar Antenna na Ohio NVIS mai zuwa, na zaɓi in duba cikin eriya ta NVIS. Eriyar NVIS, da ake kira kusa da Event Vertical Skywave eriya suna da babban kusurwar radiation. Wani abu akan tsari na digiri 60, zuwa kai tsaye zuwa digiri 90. Ba kamar alamun UHF da VHF ba, waɗanda galibi suna da kewayon mil 50 tare da eriyar yagi sama da tsayi, haka nan an yi eriyar NVIS don hulɗa a cikin nau'ikan 75-- 500-mile. Wani lokaci ana kiran eriyar NVIS a matsayin "girgije mai dumama" tun da yake tana bi da yawan radiation ta sama fiye da eriya ta yau da kullum.

Manufar tare da eriyar NVIS ita ce fitar da iko mai yawa gwargwadon iko a babban kusurwa kuma a nuna shi a kashe ionosphere. Daga yanayin aiki, sadarwar NVIS tana faruwa a 10 MHz da kuma ƙasa. Ɗaya daga cikin ƙarin ɓangaren eriyar NVIS shine gaskiyar cewa yana da ƙananan ƙasa. Wannan taimakon yana fitar da siginar a babban kusurwa, da kuma sauƙaƙe sakin. Akwai ra'ayoyi da yawa game da mafi inganci tsayin eriyar NVIS, duk da haka, kowa da kowa ya daidaita akan kusan. 1/8 zangon sama da ƙasa kuma sau da yawa ƙasa da ƙasa.

Ina son eriyar NVIS mai ɗaukuwa, mai sauƙin saitawa, da ƙarancin farashi (hakika). Yayin da ya ƙare, Ina da kusan komai mai amfani. Don eriya ta NVIS, na fara da wurin magina mai tsayin mita 2 don motata. Bayan haka, kawai wani al'amari ne na lika igiyar igiyar igiyar ruwa ta kwata a kan dutsen magn, sannan kawai a ɗaure igiyar daga wurin magn zuwa itace ko sandar wani nau'i.

Ina so in sami damar haɗi zuwa wurin magn da sauri. Na ƙirƙiri shirin batir mai ɗorewa. Amma ba kowane shirin baturi ba. Haƙiƙa tana da ikon tsayawa tsayin daka kai tsaye ba tare da fitowa daga eriyar dutsen magnduniya ba. Abin da nake tunani an nuna shi a cikin hoton da aka jera a ƙasa:

Wani lokaci waɗannan ana kiran su Clips Batirin kada, ko Clips ɗin gwaji. Na zabi nawa a kantin sayar da kayan motar NAPA na gida. Akwai nau'i-nau'i iri-iri daban-daban. Kuna buƙatar tabbatar da cewa muƙamuƙi sun yi faɗi sosai don tabbatar da tushen ginin magn da za ku yi amfani da su.

Don haka a halin yanzu abu ne mai sauƙi na haɗa kebul akan wannan matse. Na dauko don fitar da dunƙule daga bayan ƙugiyar tare da zame kebul ɗin tare da rami kuma in sayar da kebul ɗin a kan matse. Wadannan kayan taimako suna ba da ƙarin ƙarfi kamar yadda wannan haɗin gwiwa zai kasance cikin damuwa.

A ƙasa akwai hoton eriyar wayar hannu ta NVIS a saman Jeep ɗina da ke amfani da wurin magn:

Game da tsawon waya don amfani, a misali na, Ina yin amfani da mita 40 don Ranar Antenna NVIS na Ohio. Lallai mutum zai yi imani cewa ƙa'idar ƙirar kwata kwata a tsaye za ta yi aiki. Koyaya, da alama hakan ba gaskiya bane. Ganin cewa wannan eriyar ta NVIS gajeru ce kuma tana kusa da mota, ƙoƙari na na farko ta amfani da dabara 234/ freq. don samun girman waya ya ba ni girgizar 8.6 MHz. Af, samun mai nazarin eriya na MFJ yana taimakawa sosai tare da wannan hanya. Don haka sanye take da wannan bayanin, na yi wasu ƙididdiga na baya da tunanin kaina akai-akai don ƙididdige madaidaicin tsayin wannan nau'in eriyar NVIS. Wato ba wai an jefar da wannan a cikin dutse ba, duk da haka wannan shi ne abin da ya taimake ni, a kalla a wannan karon.

Sabuwar dabarar da na kirkiro ita ce kamar haka:

Tsawon (ft.) = 261/F (mhz).

A ƙasa akwai ƙarin hoton eriya ta NVIS da aka tura gaba ɗaya. Ka lura cewa a ƙarshen ƙarshe ina amfani da sandunan tantunan fiberglass na 2 4 ft. wanda na kama a yankinku.

Sakamakona na farko ya nuna cewa ya bayyana yana aiki da kyau don eriyar NVIS. Zan kuma hada kafa mai tsawon mita 75 zuwa saitin nan gaba kuma. Wannan abu ne mai sauƙi na rarraba igiyar, gami da manne don haɗawa da shigarwar mag, da kuma sakewa.

An fara ɗora wannan ɗan gajeren labarin akan www.mikestechblog.com Duk wani nau'i na nishaɗi akan kowane rukunin yanar gizon an hana shi da kuma wani laifi na dokokin haƙƙin mallaka.