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Antenna alapinepine
He antenna hiki ke hoʻouna a loaʻa paha nā nalu electromagnetic (EM). ʻO nā laʻana o kēia mau hawewe electromagnetic me ka mālamalama mai ka lā, a me nā nalu i loaʻa i kāu kelepona paʻa. Ke loaʻa nei kou mau maka i nā antenna e ʻike i nā hawewe electromagnetic ma kahi frekuʻi ...Heluhelu hou aku -
ʻO ke koʻikoʻi o nā antenna ma ke kahua kaua
Ma ke kahua kaua, he ʻenehana koʻikoʻi nā antenna. ʻO ke kumu o ka antenna ka loaʻa ʻana a me ka hoʻouna ʻana i nā hōʻailona lekiō e hiki ai ke kamaʻilio kelepona me nā mea hana ʻē aʻe. I nā ʻano pale a me ka pūʻali koa, he hana koʻikoʻi nā antenna i ka wā e hoʻohana ʻia ai lākou ...Heluhelu hou aku -
Antenna bandwidth
ʻO ka Bandwidth kekahi ʻāpana antenna kumu. Hōʻike ka Bandwidth i ka laulā o nā alapine e hiki ai i ka antenna ke hoʻomālamalama pololei a loaʻa paha ka ikehu. ʻO ka maʻamau, ʻo ka bandwidth i koi ʻia kekahi o nā ʻāpana i hoʻohana ʻia e koho i ke ʻano antenna. No ka laʻana, aia nā m...Heluhelu hou aku -
Ka nānā ʻana o ke ʻano, ka loina hana a me nā hiʻohiʻona hoʻohana o nā antenna microstrip
ʻO ka antenna Microstrip kahi antenna liʻiliʻi liʻiliʻi maʻamau, i loaʻa i kahi ʻāpana metala, kahi substrate a me kahi mokulele honua. Penei kona ʻano: ʻO nā ʻāpana metala: Hana ʻia nā ʻāpana metala i nā mea conductive, e like me ke keleawe, aluminika, ...Heluhelu hou aku -
Antenna pono a me ka antenna loaa
ʻO ka pono o kahi antenna e pili ana i ka mana i hāʻawi ʻia i ka antenna a me ka mana i hoʻomālamalama ʻia e ka antenna. ʻO kahi antenna maikaʻi loa e hoʻomālamalama i ka hapa nui o ka ikehu i hāʻawi ʻia i ka antenna. Hoʻopili ka antenna maikaʻi ʻole i ka hapa nui o ka mana i nalowale i loko o ka anten...Heluhelu hou aku -
E aʻo e pili ana i nā antenna planar
ʻO ka antenna Planar kahi ʻano antenna i hoʻohana nui ʻia i nā ʻōnaehana kamaʻilio. He hale maʻalahi a maʻalahi ke hana. Hiki ke hoʻonohonoho ʻia ma kahi pālahalaha, e like me ka pā metala, ka papa kaapuni i paʻi ʻia, a me nā mea ʻē aʻe.Heluhelu hou aku -
He aha ka antenna directivity
ʻO ke kuhikuhi ʻana kahi ʻāpana antenna kumu. He ana kēia o ke ʻano o ke ʻano radiation o kahi antenna kuhikuhi. ʻO kahi antenna e hoʻomālamalama like ana ma nā ʻaoʻao āpau e loaʻa i kahi kuhikuhi like me 1. (Ua like kēia me ka zero decibels -0 dB). ʻO ka hana o ...Heluhelu hou aku -
Antenna Gain Horn maʻamau: E hoʻomaopopo i kāna kumu hana a me nā wahi noi
ʻO ka antenna gain horn maʻamau he antenna kuhikuhi maʻamau, i loaʻa i kahi mea hoʻouna a me kahi mea loaʻa. ʻO kāna pahuhopu hoʻolālā ʻo ia ka hoʻonui ʻana i ka loaʻa o ka antenna, ʻo ia hoʻi, e hoʻopaʻa i ka ikehu lekiō i kahi kuhikuhi kikoʻī. ʻO ka maʻamau ...Heluhelu hou aku -
E hoʻomaopopo i nā loina hoʻolālā a me nā ʻano hana o nā antenna biconical
ʻO ka Biconical Antenna kahi antenna ākea ākea nona ka hale i ʻelua cones metala symmetrical i hoʻopili ʻia ma lalo a pili i ke kumu hōʻailona a i ʻole ka mea hoʻokipa ma o kahi pūnaewele ʻoki. Hoʻohana nui ʻia nā antenna biconical i ka hoʻohālikelike electromagnetic (EM...Heluhelu hou aku -
Hoʻomaka i nā antenna log-periodic a me kā lākou mau kahua noi
ʻO ka antenna log-periodic ka ʻano antenna i makemake ʻia no nā antenna directional ultra-wideband haʻahaʻa. Loaʻa iā ia nā hiʻohiʻona o ka loaʻa waena, ka bandwidth o ka hana ʻana, a me ka kūlike o ka hana maikaʻi i loko o ka band frequency hana. He kūpono no ke kaʻa...Heluhelu hou aku -
E ʻimi i ka ʻenehana holomua o nā antenna helical logarithmic conical
ʻO kahi antenna logarithmic helix conical he antenna i hoʻohana ʻia e loaʻa a hoʻouna i nā hōʻailona lekiō. ʻO kona ʻano he uwea conical e emi mālie ana i ke ʻano spiral. Hoʻokumu ʻia ka hoʻolālā o ka conical logarithmic spiral antenna ma ke kumu o ka logarith...Heluhelu hou aku -
ʻIke ʻoe i nā mea e pili ana i ka mana mana o nā mea hoʻohui coaxial RF?
I nā makahiki i hala iho nei, me ka hoʻomohala wikiwiki ʻana o ke kelepona uila a me ka ʻenehana radar, i mea e hoʻomaikaʻi ai i ka mamao o ka hoʻouna ʻana o ka ʻōnaehana, pono ia e hoʻonui i ka mana hoʻoili o ka ʻōnaehana. Ma ke ʻano o ka ʻōnaehana microwave holoʻokoʻa, RF coaxial c...Heluhelu hou aku
