Fahimtar halayen mitar aiki na masu haɗin coaxial yana da mahimmanci ga injiniyoyi a zabar mai haɗin da ya dace. Wannan labarin zai zurfafa cikin ra'ayin mitar aiki a cikin masu haɗin RF coaxial kuma ya ba da cikakken bayani game da halayen mitar da aikace-aikacen masana'antu na masu haɗawa daban-daban.
Menene mitar aiki na mai haɗa coaxial?
Ƙananan mitar yankewa na mai haɗin coaxial RF sifili ne, kuma babban mitar aiki gabaɗaya shine 95% na mitar yankewa.
Mitar aiki ya dogara da tsarin mai haɗawa. Ana iyakance kewayon mitar kowane mai haɗawa ta hanyar madauwari ta farko da yanayin waveguide wanda ke bayyana a tsarin coaxial. Rage girman kebul na iya ƙara mitar yanke mai haɗawa, yayin da cikawa da kayan wutan lantarki zai rage mitar aiki da ƙara asara.
Saboda haka, gabaɗaya magana, ƙarami girman madubin waje, mafi girman mitar aiki na mai haɗawa; ƙananan dielectric akai-akai na matsakaicin cikawa, mafi girman mitar aiki da ƙananan asarar shigarwa.
Menene abubuwan da ke shafar mitar aiki?
Mitar aiki tana nufin kewayon mitar inda mai haɗin RF coaxial zai iya tsayayye da isar da sigina cikin nagarta. Ba wai kawai ƙayyade aikace-aikacen masana'antu wanda mai haɗawa ya dace ba amma kuma kai tsaye yana rinjayar ingancin watsa sigina, asara, da kwanciyar hankali na tsarin.
An ƙayyade mita mai aiki ta hanyar abubuwa masu zuwa: tsarin tsarin jiki na mai haɗawa (kamar girman, dielectric abu), sigogi na aikin lantarki (VSWR, asarar shigarwa, da dai sauransu), tsarin masana'antu da daidaito, da dai sauransu.
A aikace-aikacen masana'antu, mitar aiki shine babban abin la'akari lokacin zabar mai haɗawa. Matsakaicin kewayon mitar na iya haifar da ƙayyadaddun aikin tsarin, yayin da mitar da ta yi tsayi da yawa na iya haifar da tunanin sigina da ƙarin asara.
Halayen Mita-Tsarki da Aikace-aikace na Coaxial Connectors
Anan mun zaɓi masu haɗin haɗin coaxial guda 12 kuma muna ba da taƙaitaccen bayani game da mitocin aiki da halayensu.
BNC Connector
Fasaloli: Haɗin Bayonet, mai sauƙin aiki.
Aikace-aikace: Kayan gwajin masana'antu, tsarin sa ido na bidiyo, watsa sigina a cikin kayan aiki na yau da kullun.
Abũbuwan amfãni: Tsari mai sauƙi, ƙananan farashi, dacewa da matsakaici da ƙananan - muhallin masana'antu na mitoci.
Mai haɗa TNC
Features: Haɗin da aka haɗa, mafi kyawun juriya na girgiza fiye da BNC.
Aikace-aikace: Tsarin radar masana'antu, tsarin kula da nesa, watsa sigina a cikin yanayin girgiza.
Abũbuwan amfãni: Ingantacciyar kwanciyar hankali a cikin yanayin girgizar masana'antu, dacewa da manyan aikace-aikacen dogaro da -.
Na - irin Connector
Fasaloli: Haɗin zaren, ƙaƙƙarfan tsari, babban ƙarfin sarrafa iko (kimanin sau 3-4 na SMA). Aikace-aikace: Kayan aikin microwave masana'antu, tashoshin ƙasa na tauraron dan adam, tsarin radar, watsa rediyo da kayan liyafar.
Abũbuwan amfãni: Ƙarfin sarrafa wutar lantarki, dacewa da masana'antu{0}} babban matsayi - watsa siginar wuta.
SMA Connector
Features: Haɗin da aka zare, ƙira kaɗan, ƙarfin injina mai kyau.
Aikace-aikace: Kayan gwajin masana'antu, da'irori na microwave, cibiyoyin sadarwa na firikwensin masana'antu, tsarin sarrafa sarrafa kansa.
Abũbuwan amfãni: Ma'auni girma da aiki, babban zaɓi a gwajin masana'antu da aunawa.
Mai Haɗin SMB
Fasaloli: Tura{0}}a cikin nau'in kullewa, ƙaramin girma, nauyi mai sauƙi.
Aikace-aikace: Ƙaƙƙarfan kayan aikin masana'antu, ƙananan tsarin kulawa, kayan aiki na masana'antu.
Abũbuwan amfãni: sarari{0}}Ajiye, dace da babban{1}}wayoyi masu yawa a cikin tsarin sarrafa masana'antu.
MCX Connector
Siffofin: Tura{0} a cikin tsarin haɗin gwiwa, ƙaƙƙarfan girman, haɗi mai dacewa da sauri.
Aikace-aikace: Kayan gwajin masana'antu, tsarin sarrafa sarrafa kansa, cibiyoyin sadarwa na firikwensin masana'antu.
Abũbuwan amfãni: Ƙirar ƙira, kyakkyawan aiki mai girma{0}} aikin watsawa, kyakkyawan kwanciyar hankali.
3.5MM Mai Haɗi
Matsakaicin iyaka: DC ~ 26.5GHz
Features: Air dielectric, low tunani hasara, high daidaici.
Aikace-aikace: Babban{0}}gwajin tacewa, millimita{1}}wave gaba{2}}ƙarshen, tsarin radar masana'antu.
Abũbuwan amfãni: Yana ba da ingantaccen siginar sigina a cikin babban gwajin masana'antu na mitoci{{0}.
2.92MM Mai Haɗi
Matsakaicin iyaka: DC ~ 40GHZ
(Madaidaicin nau'in har zuwa 43.5GHz)
Fasaloli: Mai jituwa tare da SMA, kyakkyawan aikin mitoci-.
Aikace-aikace: Tsarin radar masana'antu, babban{0} kayan aikin sadarwa na mitoci, milimita masana'antu{1}}gwajin kalaman ruwa.
Abũbuwan amfãni: Yana ba da ingantaccen aiki a aikace-aikacen masana'antu da ke ƙasa da 40GHz.
2.4MM Mai Haɗi
Matsakaicin iyaka: DC ~ 50GHZ
Features: Babban goyan bayan mitar, babban ƙarfin injina.
Aikace-aikace: milimita masana'antu{0}}binciken igiyar ruwa, babban tsarin radar ƙarshe, tashoshin sadarwar tauraron dan adam.
Abũbuwan amfãni: Ya dace da buƙatun masana'antu{0}}masu girma{1}} aikace-aikacen mitoci ƙasa da 50GHz.
1.85MM Mai Haɗi
Matsakaicin iyaka: DC ~ 67GHZ
Fasaloli: Ultra{0}} goyan bayan mitoci mai girma, ƙirar ƙira.
Aikace-aikace: bincike na terahertz masana'antu, babban-gwajin na'urar, ci-gaba na tsarin radar.
Abũbuwan amfãni: Yana goyan bayan masana'antu{0}masu girma- aikace-aikacen mitoci ƙasa da 67GHz, suna biyan buƙatun yanke{3}}binciken masana'antu. 1.0mm Connector
Nisan mitar: DC ~ 110GHz
Fasaloli: Yana goyan bayan igiyoyin mitar mitoci da terahertz.
Aikace-aikace: Yanke{0}}binciken masana'antu, babban-gwajin hadedde mitar da'ira, tsarin fasahar terahertz masana'antu.
Abũbuwan amfãni: Dace da masana'antu{0}}masu girma{1}} aikace-aikace na mitoci, wakiltar sahun gaba na fasahar haɗin kai.
Mai Haɗin SMP
Nisan mitar: DC ~ 40GHz
Fasaloli: Tura mara zare{0} dangane, ƙaramin girma.
Aikace-aikace: Tsarin T/R masana'antu mai yawa shigarwa, babban tsarin masana'antu- yawa.
Abũbuwan amfãni: Ya dace da manyan wayoyi masu yawa a cikin kayan masana'antu, suna samar da tsayayyen haɗin kai{1}.
Muhimman Cikakkun bayanai don Zabar Coaxial Connectors
Daidaita Tsawon Mita
Tabbatar da kewayon mitar aiki mai haɗin haɗin yana rufe buƙatun tsarin don gujewa lalacewar ingancin sigina saboda mitar wuce iyaka.
VSWR da Asarar Shigarwa
A cikin aikace-aikacen masana'antu, VSWR yakamata a sarrafa shi ƙasa da 1.25 (mafi girman buƙatu don aikace-aikacen mitoci masu girma), kuma asarar sakawa yakamata ya kasance tsakanin 0.1 ~ 0.5dB.
Kwanciyar Injiniya
Yanayin masana'antu sau da yawa suna fuskantar girgiza da canjin zafin jiki; zaɓi masu haɗawa tare da ƙarfin injina mai ƙarfi da juriya mai kyau.
Daidaitawar Muhalli
Aikace-aikacen masana'antu sau da yawa suna fuskantar matsananciyar yanayi; zaɓi masu haɗawa tare da hana ruwa, ƙura, da halayen juriya mai girma/ƙananan zafin jiki.
Matching Impedance
Tsarin masana'antu yawanci suna amfani da ma'auni na 50Ω; tabbatar da dacewa da tsarin.
Hanyar haɗi
Zaɓi masu haɗin zaren (N{0}}nau'in, SMA) ko tura{1} a cikin haɗin (MCX, SMP) dangane da sararin shigarwa da mitar aiki.