Imel ko taɗi akan layi don sabis na tsayawa ɗaya, za mu ba ku zaɓi daban-daban na mafita na hanyar sadarwa.

Ƙa'idar aiki na haɓaka siginar wayar hannu

Ƙaramar siginar wayar hannu, wanda kuma aka sani da maimaitawa, ya ƙunshi eriyar sadarwa, RF duplexer, ƙaramar 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 siginar wayar hannu ta dogara ne da yaduwar igiyoyin lantarki don samar da hanyar sadarwa, saboda toshewar gine-gine, a wasu dogayen gine-gine, da ginshiƙai da sauran wurare, wasu manyan kantuna, gidajen abinci, wuraren nishaɗi kamar karaoke, sauna da tausa, ƙarƙashin ƙasa. ayyukan tsaro na farar hula, tashoshin jirgin karkashin kasa, da sauransu, a wadannan wurare, ba za a iya samun siginar wayar hannu ba kuma ba za a iya amfani da wayar 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 yankin gabaɗaya.Anan hoton ne kawai don nuna yadda mai haɓaka wayar hannu ke aiki.

Ƙaramar siginar wayar hannu

Babban 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 ƙararrawar ƙara, kashe siginar amo a cikin siginar, da haɓaka siginar. rabon siginar-zuwa-amo (rabo S/N).);sai a juye zuwa siginar mitar mitar, sai tace ta tace, ana karawa a tsaka-tsakin mitar, sannan a juye-juye zuwa mitar rediyo ta hanyar mitar mitar, a kara karfin wutar lantarki, sannan a watsa zuwa tashar wayar ta eriya ta baya. (retransmission eriya);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, upconverter, da kuma amplifier.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 sakamako mafi kyau.Ana iya amfani da eriya ta hanyar 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 ta cikin gida ɗaya ce kawai ake buƙatar shigar da kewayon cikin gida mara shinge na ƙasa da murabba'in 300. mita, ana buƙatar eriya na cikin gida 2 don kewayon murabba'in murabba'in mita 300-500, kuma ana buƙatar 3 don kewayon murabba'in murabba'in 500 zuwa 800.

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'aunin mai ciyar da siginar siginar rediyo da talabijin (shine Cable TV) shine 75Ω, amma mai haɓaka siginar wayar hannu shine masana'antar sadarwa, kuma mizanin sa shine 50Ω, kuma kuskuren kuskure zai kasance. 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 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, sana'a warware matsalolin siginar wayar hannu!Don Allahtuntube mudon sabis na abokin ciniki.


Lokacin aikawa: Jul-05-2022

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