{"product_id":"antenny-s-gibridnym-dialektricheskim-rezonatorom-proektirowanie-i-razrabotka-von-sunik-kiran-kumar-dash","title":"Antenny s gibridnym diälektricheskim rezonatorom: Proektirowanie i razrabotka","description":"\u003cp\u003eTermin \"diälektricheskij rezonator (DR)-antenna\" ili w nekotoryh sluchaqh \"diälektricheskaq rezonatornaq antenna\" (DRA) obrazowan odnowremenno ot slow \"diälektrik\", \"rezonator\" i \"antenna\". Po suti, äto antenna, w kotoroj diälektricheskij material rezoniruet na opredelennoj chastote. Slowo DR bylo wperwye ispol'zowano Rihtmajerom esche w seredine 1939 goda. Ideq ispol'zowaniq DR w kachestwe izluchaüschego älementa, t.e. antenny cilindricheskoj formy, byla wperwye prinqta w seredine 1983 goda. DR-antenny imeüt rqd interesnyh preimuschestw, takih kak malyj razmer, bol'shaq moschnost', men'shie poteri na rasseiwanie, wysokaq äffektiwnost', sowmestimost' s lüboj 3D formoj i t.d., chto delaet ih bolee populqrnymi, chem tradicionnye antenny. Vozmozhnost' obrabotki moschnosti, men'shie poteri i wysokaq äffektiwnost' w osnownom obuslowleny nizkim tangensom poter' i pronicaemost'ü DR, w to wremq kak gibkost' trehmernogo dizajna qwlqetsq funkciej rqda uprawlqüschih parametrow osnownyh form rezonatora, takih kak radius dlq polusfericheskoj formy, otnoshenie wysoty k radiusu dlq cilindricheskoj formy i otnoshenie glubina\/shirina, a takzhe dlina\/shirina dlq prqmougol'noj formy.\u003c\/p\u003e\u003cdiv class=\"aw-variant-hidden-subtitle-div\" id=\"aw-variant-subtitle-9786204638232\"\u003e\u003ch3\u003e\u003c\/h3\u003e\u003c\/div\u003e","brand":"Autorenwelt Shop","offers":[{"title":"Softcover - 9786204638232","offer_id":40034715205725,"sku":"9786204638232","price":19.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0622\/files\/343e9703-9079-4deb-b3f1-bfad392bb424.jpg?v=1714242224","url":"https:\/\/shop.autorenwelt.de\/products\/antenny-s-gibridnym-dialektricheskim-rezonatorom-proektirowanie-i-razrabotka-von-sunik-kiran-kumar-dash","provider":"Autorenwelt Shop","version":"1.0","type":"link"}