Amai raba wutar lantarkiyana raba siginar da ke shigowa zuwa siginar fitarwa guda biyu (ko fiye). A cikin yanayin da ya dace, ana iya ɗaukar mai raba wutar lantarki a matsayin wanda ba shi da asara, amma a aikace akwai ɗan raguwar wutar lantarki koyaushe. Saboda hanyar sadarwa ce ta juna, ana iya amfani da mai haɗa wutar lantarki azaman mai haɗa wutar lantarki, inda ake amfani da tashoshin jiragen ruwa guda biyu (ko fiye) don haɗa siginar shigarwa cikin fitarwa guda ɗaya. A ka'ida, mai raba wutar lantarki da mai haɗa wutar lantarki na iya zama daidai wannan ɓangaren, amma a aikace akwai buƙatu daban-daban ga masu haɗa wutar lantarki da masu raba wutar lantarki, kamar sarrafa wutar lantarki, daidaitawar lokaci, daidaitawar tashar jiragen ruwa da keɓewa.
Sau da yawa ana kiran masu raba wutar lantarki da masu haɗa wutar lantarki da masu raba wutar lantarki. Duk da cewa wannan daidai ne a zahiri, injiniyoyi galibi suna ajiye kalmar "splitter" don nufin tsarin juriya mai araha wanda ke raba wutar lantarki akan babban bandwidth, amma yana da asara mai yawa da kuma iyakancewar sarrafa wutar lantarki.
Kalmar "mai rabawa" galibi ana amfani da ita ne lokacin da siginar da ke shigowa za ta rabu daidai a duk fitarwa. Misali, idan akwai tashoshin fitarwa guda biyu, kowannensu zai sami ƙasa da rabin siginar shigarwa, mafi kyau -3 dB idan aka kwatanta da siginar shigarwa. Idan akwai tashoshin fitarwa guda huɗu, kowace tashar za ta sami kusan kashi ɗaya cikin huɗu na siginar, ko -6 dB idan aka kwatanta da siginar shigarwa.
Kaɗaici
Lokacin zabar nau'in mai rabawa ko mai haɗawa da za a yi amfani da shi, yana da mahimmanci a yi la'akari da warewa. Babban keɓancewa yana nufin cewa siginar da ta faru (a cikin mai haɗawa) ba ta tsoma baki da juna, kuma duk wani kuzari da ba a aika zuwa fitarwa ba ana watsa shi maimakon a aika shi zuwa tashar fitarwa. Nau'ikan masu rabawa daban-daban suna sarrafa wannan ta hanyoyi daban-daban. Misali, a cikin mai raba Wilkinson, mai amsawa yana da ƙimar 2Z0 kuma an ɗaure shi a kan fitarwa. A cikin mahaɗin quadrature, tashar jiragen ruwa ta huɗu tana da ƙarewa. Katsewar ba ta rage kuzari ba sai dai idan wani abu mara kyau ya faru, kamar amp ɗaya ya gaza ko amplifiers suna da matakai daban-daban.
Nau'ikan Masu Rarrabawa
Akwai nau'ikan da nau'ikan masu raba wutar lantarki ko masu haɗa wutar lantarki da yawa. Wasu daga cikin waɗanda aka fi sani sun haɗa da:
Mai raba wutar lantarki na Wilkinson
Mai raba Wilkinson yana raba siginar shigarwa zuwa siginar fitarwa guda biyu daidai gwargwado, ko kuma ya haɗa siginar matakai biyu daidai gwargwado zuwa ɗaya a akasin haka. Mai raba Wilkinson yana dogara ne akan masu canza wutar lantarki na kwata-kwata don daidaita tashar raba wutar lantarki. Ana sanya mai amsawa a fadin fitarwa, inda ba zai cutar da siginar shigarwa a Tashar 1 ba. Wannan yana inganta warewa sosai kuma yana ba da damar daidaita dukkan tashoshin jiragen ruwa. Ana amfani da wannan nau'in mai raba wutar lantarki sau da yawa a cikin tsarin mitar rediyo mai tashoshi da yawa saboda yana iya samar da babban matakin warewa tsakanin tashoshin fitarwa. Ta hanyar tattara ƙarin sassan raƙuman ruwa na kwata, Wilkinson's zai iya sarrafa bandwidth 9: 1 cikin sauƙi na tsarin yaƙin lantarki.
Kamar yadda sunan ya nuna, mai raba wutar lantarki ta RF/microwave zai raba siginar shigarwa zuwa sigina biyu masu daidai da iri ɗaya (watau a cikin mataki). Haka kuma ana iya amfani da shi azaman mai haɗa wutar lantarki, inda tashar jiragen ruwa ta gama gari ita ce fitarwa kuma ana amfani da tashoshin wutar lantarki guda biyu masu daidaitacce azaman shigarwa. Muhimman bayanai lokacin amfani da su azaman mai raba wutar lantarki sun haɗa da asarar shigarwa, girma da daidaiton lokaci tsakanin makamai, da asarar dawowa. Don haɗa wutar lantarki na siginar da ba ta da alaƙa, mafi mahimmancin ƙayyadaddun bayanai shine warewar, wanda shine asarar shigarwa daga tashar wutar lantarki ɗaya mai daidaitacce zuwa ɗayan.
Masu Rarraba Wutar LantarkiSiffofi
• Ana iya amfani da masu raba wutar lantarki a matsayin masu haɗa ko masu raba wutar lantarki
• Masu raba wutar lantarki na Wilkinson da High isolation suna ba da babban keɓewa, suna toshe hanyar sadarwa tsakanin tashoshin fitarwa
• Ƙarancin sakawa da asarar dawowa
• Wilkinson da masu raba wutar lantarki masu juriya suna ba da kyakkyawan ma'aunin girma (<0.5dB) da kuma daidaiton lokaci (<3°)
Si Chuan Keenlion Microwave babban zaɓi ne na masu raba wutar lantarki masu hanyoyi biyu a cikin tsarin narrowband da broadband, wanda ke rufe mitoci daga DC zuwa 50 GHz. An tsara su don ɗaukar wutar lantarki daga watts 10 zuwa 30 a cikin tsarin watsawa na 50-ohm. Ana amfani da ƙirar Microstrip ko stripline, kuma an inganta su don mafi kyawun aiki.
Na'urorin suna zuwa daidaitacce tare da haɗin SMA ko N mata, ko haɗin 2.92mm, 2.40mm, da 1.85mm don abubuwan da ke cikin mita mai yawa.
Haka kuma za mu iya keɓance mai raba wutar lantarki bisa ga buƙatunku. Kuna iya shigar da shafin keɓancewa don samar da takamaiman bayanai da kuke buƙata.
Lokacin Saƙo: Agusta-09-2022
