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Khopolo-taba ea Antenna ea terata e telele: Mefuta, Melao-motheo ea ho Sebetsa le Litšebeliso tsa Teko ea RF
Khopolo-taba ea antenna, kamano pakeng tsa bolelele ba antenna le bolelele ba maqhubu a sebetsang ke e 'ngoe ea lintlha tsa bohlokoa ka ho fetisisa tse amang ts'ebetso ea mahlaseli. Antenna e telele ea terata ke mohlala o tloaelehileng. Ho fapana le dipole e khutšoanyane kapa dipole ea halofo ea leqhubu, antenna e telele ea terata hangata e...Bala haholoanyane -
Khopolo-taba ea Antenna: Antenna e Khutšoanyane ea Dipole ke Eng?
Antenna e kgutshwane ya dipole ke e nngwe ya mehlala ya motheo e sebediswang khopolong ya antenna. Ke antenna e bonolo ya terata e otlolohileng eo bolelele ba yona bohle bo leng bo nyane haholo ho feta bolelele ba leqhubu la letshwao la tshebetso. Le hoja sebopeho se shebahala se le bonolo haholo, dipole e kgutshwane ke referense ya bohlokwa...Bala haholoanyane -
Khopolo-taba ea Antenna: Ho utloisisa Antenna ea Dipole ea Maqhubu a Feletseng
Antenna ea Dipole ea Maqhubu a Felletseng ke Eng? Antenna ea dipole ea maqhubu a felletseng ke antena ea dipole e otlolohileng eo bolelele ba eona bohle ba conductor bo batlang bo lekana le bolelele ba leqhubu le le leng maqhubung a ts'ebetso. Ka mantsoe a mang, haeba bolelele ba leqhubu bo emetsoe ke λ, bolelele bohle ba di...Bala haholoanyane -
Khopolo-taba ea Antenna - Dipole e Metliloeng ea Half-Wave
Dipole e menwang ke antenna e nang le di-conductor tse pedi tse bapileng tse hokahantsweng mahlakoreng ka bobedi, tse etsang sebopeho se bōpehileng jwalo ka selika-likoe se koetsoeng, moo ntlha ya phepelo e leng bohareng. Bolelele bohle ba antenna ke halofo ya bolelele ba leqhubu, ke ka lebaka leo hape e bitswang halofo ya leqhubu le menwang ...Bala haholoanyane -
Khopolo-taba ea Antenna - Dipole ea Half-Wave
Antenna ea dipole e khaoloa le ho kobeha ho fihlela mahlaseli a sebetsang hantle. Bolelele bohle ba terata e sebelisoang e le dipole bo lekana le halofo ea bolelele ba leqhubu (ke hore, l=λ/2）). Mofuta ona oa antenna o bitsoa antenna ea dipole ea halofo ea leqhubu. Ka lebaka la melemo ea eona, ke antena e sebelisoang haholo...Bala haholoanyane -
Khopolo-taba ea Antenna - Lithapo
Li-antenna tsa terata ke e 'ngoe ea mefuta ea mantlha ea li-antenna. Li tsebahala haholo ebile li sebelisoa haholo. Ho utloisisa li-antenna tsa terata hamolemo, a re qaleng ka ho sheba mohala oa phetisetso. Mohala oa Phetisetso Mohala oa phetisetso, kapa terata, o jara matla a motlakase a...Bala haholoanyane -
Khopolo-taba ea Antenna - Vector ea Poynting
Li-antenna li fetisa kapa li amohela tlhahisoleseling ka ho ntša matla a motlakase. Ka hona, matla le matla ke liparamente tsa bohlokoa tse amanang le maqhubu ana a motlakase, 'me ho bohlokoa ho li tšohla. Leqhubu la motlakase le na le tšimo ea motlakase le...Bala haholoanyane -
Khopolo-taba ea Antenna - Bophara ba Beamwidth
Ka mokhoa oa mahlaseli a antenna, lobe e kholo e emela khanya e kholo ea antenna, eo ka eona matla a maholo le a kopaneng a hlahisoang. Bophara ba khanya ke bophara ba angular ba lesoba leo boholo ba matla bo hlahisoang ka lona. Tse peli tse ka sehloohong ...Bala haholoanyane -
Khopolo-taba ea Antenna - Mahlaseli le Polarization
Khaolo ena e tšohla liparamente tsa mahlaseli a antenna, tse re thusang ho utloisisa litlhaloso tsa mahlaseli. Sebaka sa Mahlaseli Ho ea ka tlhaloso e tloaelehileng: “Haeba matla a mahlaseli P(θ,ϕ) a lula boleng ba ona bo phahameng ka ho fetisisa holim'a...Bala haholoanyane -
Khopolo-taba ea Antenna — Mahlaseli a Isotropic
Khaolong e fetileng, re buisane ka mekhoa ea mahlaseli. Ho sekaseka mahlaseli a antenna hamolemo, ho hlokahala ntlha ea litšupiso. Mahlaseli a antenna ea isotropic a phetha karolo ena. Tlhaloso Mahlaseli a isotropic a bolela mahlaseli a tsoang mohloling oa ntlha...Bala haholoanyane -
Khopolo-taba ea Antenna - Mekhoa ea Mahlaseli
Mahlasedi ke lentsoe le hlalosang matla a maqhubu a motlakase a fetisoang kapa a amoheloang ke antenna. Setšoantšong sefe kapa sefe sa antenna, setšoantšo se bontšang litšobotsi tsa mahlaseli a antenna se tsejoa e le mokhoa oa sona oa mahlaseli. Ka ho shebella mahlaseli a...Bala haholoanyane -
Khopolo-taba ea Antenna - Tšimo e Haufi le Tšimo e Hōle
Kamora puisano ea liparamente tsa motheo tsa antenna khaolong e fetileng, sehlooho se seng sa bohlokoa seo ho lokelang ho nahanoa ka sona ke libaka tse haufi le tšimo le tse hole tsa antenna. Matla a mahlaseli a lekantsoeng haufi le antenna a fapana le a lekantsoeng hole. ...Bala haholoanyane
