-
Kugawa kwa Antena: Kodi Kugawa kwa Antena ndi Chiyani Ndipo Chifukwa Chake Ndikofunikira
Akatswiri a zamagetsi amadziwa kuti ma antenna amatumiza ndikulandira zizindikiro mu mawonekedwe a mafunde a mphamvu yamagetsi (EM) omwe amafotokozedwa ndi ma equation a Maxwell. Monga mitu yambiri, ma equation awa, ndi kufalikira, zomwe ndi katundu wa electromagnetism, zitha kuphunziridwa pamitundu yosiyanasiyana...Werengani zambiri -
Mfundo yogwirira ntchito ndi kugwiritsa ntchito antenna ya nyanga
Mbiri ya ma antenna a horn inayamba mu 1897, pamene wofufuza wailesi Jagadish Chandra Bose adapanga mapangidwe oyesera pogwiritsa ntchito ma microwave. Pambuyo pake, GC Southworth ndi Wilmer Barrow adapanga kapangidwe ka antenna yamakono ya horn mu 1938 motsatana. Kuyambira...Werengani zambiri -
Kodi antenna ya horn ndi chiyani? Kodi mfundo zazikulu ndi ntchito zake ndi ziti?
Antena ya Horn ndi antenna ya pamwamba, antenna ya microwave yokhala ndi gawo lozungulira kapena lamakona anayi momwe terminal ya waveguide imatseguka pang'onopang'ono. Ndi mtundu wa antenna ya microwave yomwe imagwiritsidwa ntchito kwambiri. Malo ake owunikira amatsimikiziridwa ndi kukula kwa pakamwa ndi propa...Werengani zambiri -
Kodi mukudziwa kusiyana pakati pa ma waveguides ofewa ndi ma waveguides olimba?
Chitsogozo cha mafunde chofewa ndi chingwe chotumizira chomwe chimagwira ntchito ngati chotetezera pakati pa zida za microwave ndi zodyetsera. Khoma lamkati la chitsogozo cha mafunde chofewa lili ndi kapangidwe kozungulira, komwe ndi kosinthasintha kwambiri ndipo kumatha kupindika, kutambasula ndi kupsinjika kovuta. Chifukwa chake, ndi ...Werengani zambiri -
Ma antenna omwe amagwiritsidwa ntchito kwambiri | Chiyambi cha mitundu isanu ndi umodzi ya ma antenna a nyanga
Antena ya Horn ndi imodzi mwa ma antenna omwe amagwiritsidwa ntchito kwambiri okhala ndi kapangidwe kosavuta, ma frequency ambiri, mphamvu yayikulu komanso kuchuluka kwakukulu. Ma antenna a Horn nthawi zambiri amagwiritsidwa ntchito ngati ma antenna odyetsa mu astronomy yayikulu ya wailesi, kutsatira ma satellite, ndi ma antenna olumikizirana. Kuphatikiza pa s...Werengani zambiri -
chosinthira
Monga njira imodzi yodyetsera ma antenna a waveguide, kapangidwe ka microstrip kupita ku waveguide kamakhala ndi gawo lofunikira pakutumiza mphamvu. Chitsanzo chachikhalidwe cha microstrip kupita ku waveguide ndi ichi. Chofufuzira chonyamula gawo la dielectric ndikudyetsedwa ndi chingwe cha microstrip chili mu...Werengani zambiri -
Gulu la Antena la Grid
Kuti muzolowere zofunikira pa ngodya ya antenna ya chinthu chatsopano ndikugawana mawonekedwe a PCB sheet mold a m'badwo wakale, kapangidwe ka antenna kotsatiraku kangagwiritsidwe ntchito kuti antenna ipeze phindu la 14dBi@77GHz ndi magwiridwe antchito a radiation a 3dB_E/H_Beamwidth=40°. Pogwiritsa ntchito Rogers 4830 ...Werengani zambiri -
RFMISO Cassegrain Antenna Products
Khalidwe la antenna ya Cassegrain ndikugwiritsa ntchito bwino chakudya cham'mbuyo kumachepetsa kutayika kwa makina odyetsera. Pa makina a antenna okhala ndi makina ovuta kwambiri odyetsera, gwiritsani ntchito antenna ya cassegrain yomwe ingachepetse bwino mtundu wa chodyetsera. Ma antenna athu a cassegrain...Werengani zambiri -
Kusintha kwa mphamvu mu ma antenna a radar
Mu ma circuit kapena machitidwe a microwave, dera lonse kapena makina nthawi zambiri amakhala ndi zida zambiri zoyambira za microwave monga zosefera, zolumikizira, zogawa mphamvu, ndi zina zotero. Tikukhulupirira kuti kudzera mu zida izi, ndizotheka kutumiza mphamvu ya chizindikiro kuchokera pamalo amodzi kupita ku ...Werengani zambiri -
Kufananiza kwa Waveguide
Kodi tingakwaniritse bwanji kufanana kwa impedance kwa ma waveguides? Kuchokera ku chiphunzitso cha mzere wotumizira mu chiphunzitso cha microstrip antenna, tikudziwa kuti mizere yoyenera yotumizira kapena yofanana ingasankhidwe kuti ikwaniritse kufanana kwa impedance pakati pa mizere yotumizira kapena pakati pa transmission...Werengani zambiri -
Chowunikira Pakona pa Trihedral: Kuwunikira Kwabwino ndi Kutumiza Zizindikiro Zolumikizirana
Chowunikira cha trihedral, chomwe chimadziwikanso kuti chowunikira chamakona kapena chowunikira cha triangle, ndi chipangizo chomwe chimagwiritsidwa ntchito kwambiri mu ma antenna ndi ma radar system. Chimakhala ndi zowunikira zitatu zozungulira zomwe zimapanga kapangidwe kotsekedwa ka triangle. Pamene mafunde a electromagnetic agunda tr...Werengani zambiri -
Kutsegula bwino kwa antenna
Gawo lothandiza powerengera mphamvu yolandirira ya antenna ndi malo ogwira ntchito kapena kutsegula kogwira ntchito. Tangoganizani kuti mafunde a ndege omwe ali ndi polarization yofanana ndi antenna yolandirira amachitika pa antenna. Ndiponso, tangoganizani kuti mafundewo akupita ku nyerere...Werengani zambiri
