Ƙaramar siginar wayar hannu, wanda kuma aka sani da maimaitawa, ya ƙunshi eriyar sadarwa, RF duplexer, ƙaramin ƙararrawa, mahaɗa, ESC attenuator, tacewa, amplifier da sauran abubuwan haɗin gwiwa ko kayayyaki don samar da hanyoyin haɓaka haɓakawa da ƙasa.
Ƙaddamar da siginar wayar hannu samfur ne na musamman da aka ƙera don warware yankin makafi na siginar wayar hannu. Tunda siginonin wayar hannu sun dogara ne akan yaduwar igiyoyin lantarki don tabbatar da sadarwar sadarwa, saboda toshewar gine-gine, a wasu dogayen gine-gine, ginshiƙai da sauran wurare, wasu manyan kantuna, gidajen cin abinci, wuraren nishaɗi irin su karaoke, sauna da tausa, ayyukan tsaro na farar hula na karkashin kasa, tashoshin jirgin karkashin kasa, da sauransu, a wadannan wuraren, ba za a iya amfani da siginar wayar hannu ba kuma ba za a iya samun wayoyin hannu ba.
Lintratek mai ƙara siginar wayar hannuzai iya magance wadannan matsalolin sosai. Muddin an shigar da tsarin ƙara siginar wayar hannu a wani takamaiman wuri, mutane za su iya karɓar siginar wayar salula mai kyau a ko'ina yayin da kuka mamaye duk faɗin wurin. Anan hoton ne kawai don nuna yadda mai haɓaka wayar hannu ke aiki.
Asalin ka'idar aikinsa shine: yi amfani da eriya ta gaba (eriya mai bayarwa) don karɓar siginar saukar da tashar tushe a cikin mai maimaitawa, haɓaka siginar mai amfani ta hanyar ƙaramar ƙaramar ƙararrawa, kashe siginar amo a cikin siginar, da haɓaka siginar-zuwa amo rabo (S/N rabo). ); sa'an nan kuma a canza ƙasa zuwa siginar mitar matsakaici, tacewa ta hanyar tacewa, haɓakawa a tsaka-tsakin mita, sannan a canza zuwa mitar rediyo ta hanyar sauya mitar, ƙara ƙarfin wutar lantarki, kuma ana watsa shi zuwa tashar wayar hannu ta hanyar eriya ta baya (retransmission); a lokaci guda kuma, ana amfani da eriya ta baya. Ana karɓar siginar haɗin kai na tashar wayar hannu, kuma ana sarrafa ta ta hanyar haɗin haɓakawa ta sama ta hanyar kishiyar hanya: wato, ana watsa shi zuwa tashar tushe ta hanyar ƙaramar ƙarar ƙararrawa, mai jujjuya ƙasa, tacewa, amplifier matsakaici, mai jujjuyawar wuta, da amplifier mai ƙarfi. Tare da wannan ƙira, sadarwa ta hanyoyi biyu tsakanin tashar tushe da tashar wayar hannu na iya yiwuwa.
Umarnin shigarwa da kariya:
1. Zaɓin samfurin: Zaɓi samfurin da ya dace bisa ga ɗaukar hoto da tsarin gine-gine.
2. Tsarin rarraba eriya: Yi amfani da eriya ta Yagi a waje, kuma jagorancin eriya ya kamata ya nuna tashar tashar watsawa gwargwadon yiwuwa don cimma mafi kyawun tasirin liyafar. Ana iya amfani da eriya na kai tsaye a cikin gida, kuma tsayin shigarwa yana da mita 2-3 (Yawan eriya da wurin ya dogara da yanki na cikin gida da tsarin cikin gida), eriya na cikin gida ɗaya kawai ake buƙatar shigar da kewayon cikin gida wanda ba ya toshe ƙasa da murabba'in murabba'in 300, ana buƙatar eriya na cikin gida 2 don kewayon 300-500 murabba'in murabba'in mita 300-500, kuma zuwa 3.
3. Shigar da siginar wayar hannu: gabaɗaya ana shigar dashi sama da mita 2 sama da ƙasa. Ya kamata a yi amfani da nisa tsakanin wurin shigarwa na kayan aiki da eriya na ciki da waje tare da mafi guntu mafi nisa (tare da tsayin igiya, mafi girman siginar siginar) don cimma sakamako mafi kyau.
4. Zaɓin wayoyi: ma'auni na mai ba da siginar siginar rediyo da talabijin (shine Cable TV) shine 75Ω, amma mai haɓaka siginar wayar hannu shine masana'antar sadarwa, kuma ma'auninsa shine 50Ω, kuma rashin kuskuren kuskure zai lalata alamun tsarin. An ƙayyade kauri na waya bisa ga ainihin halin da ake ciki a wurin. Yawan tsayin kebul ɗin, daɗaɗɗen waya don rage raguwar siginar. Yin amfani da waya na 75Ω don sanya uwar gida da waya ba su dace ba zai ƙara yawan igiyoyin tsayuwa da haifar da ƙarin tsangwama. Saboda haka, zaɓin waya ya kamata a bambanta bisa ga masana'antu.
Siginar da eriyar cikin gida ba za ta iya karɓar siginar da eriyar waje ba, wanda zai haifar da tashin hankali. Gabaɗaya, an raba eriya biyu da mita 8 don guje wa tashin hankali.
lintratek, da fasaha warware matsalolin siginar wayar hannu! Don Allahtuntube mudon sabis na abokin ciniki.
Lokacin aikawa: Jul-05-2022