{"id":2073,"date":"2025-01-14T02:34:23","date_gmt":"2025-01-14T02:34:23","guid":{"rendered":"https:\/\/rf-capacitor.com\/?post_type=product&#038;p=2073"},"modified":"2025-01-14T07:43:03","modified_gmt":"2025-01-14T07:43:03","slug":"ac-transmitter","status":"publish","type":"product","link":"https:\/\/rf-capacitor.com\/fi\/ac-transmitter\/","title":{"rendered":"AC-l\u00e4hetin"},"content":{"rendered":"<p data-sourcepos=\"1:1-1:166\">Vaihtovirtal\u00e4hetin on elektroninen laite, joka muuntaa tulosignaalin (tyypillisesti tasavirtasignaalin tai matalataajuisen vaihtovirtasignaalin) korkeamman taajuuden vaihtovirtasignaaliksi.<\/p>\n<h2 data-sourcepos=\"3:1-3:18\">AC-l\u00e4hettimen t\u00e4rkeimm\u00e4t toiminnot:<\/h2>\n<ul data-sourcepos=\"5:1-8:0\">\n<li data-sourcepos=\"5:1-5:117\"><strong>Taajuusmuunnos:<\/strong> Ensisijainen teht\u00e4v\u00e4 on siirt\u00e4\u00e4 tulosignaalin taajuus korkeammalle taajuudelle.<\/li>\n<li data-sourcepos=\"6:1-6:89\"><strong>Signaalin vahvistaminen:<\/strong> Monissa tapauksissa vaihtovirtal\u00e4hettimet my\u00f6s vahvistavat tulosignaalia.<\/li>\n<li data-sourcepos=\"7:1-8:0\"><strong>Modulaatio:<\/strong> Jotkin vaihtovirtal\u00e4hettimet voivat moduloida l\u00e4ht\u00f6signaalia, kuten amplitudimodulaatio (AM), taajuusmodulaatio (FM) tai vaihemodulaatio (PM).<\/li>\n<\/ul>\n<h2 data-sourcepos=\"9:1-9:17\">Sovellukset:<\/h2>\n<ul data-sourcepos=\"11:1-15:0\">\n<li data-sourcepos=\"11:1-11:151\"><strong>Radioviestint\u00e4:<\/strong> K\u00e4ytet\u00e4\u00e4n radiol\u00e4hettimiss\u00e4 radiotaajuussignaalien (RF) tuottamiseen yleisradiol\u00e4hetyksi\u00e4, viestint\u00e4\u00e4 ja muita sovelluksia varten.<\/li>\n<li data-sourcepos=\"12:1-12:142\"><strong>Televiestint\u00e4:<\/strong> K\u00e4ytet\u00e4\u00e4n erilaisissa televiestint\u00e4j\u00e4rjestelmiss\u00e4, kuten matkapuhelinverkoissa, langattomissa l\u00e4hiverkoissa ja satelliittiviestinn\u00e4ss\u00e4.<\/li>\n<li data-sourcepos=\"13:1-13:147\"><strong>Teolliset sovellukset:<\/strong> K\u00e4ytet\u00e4\u00e4n teollisuuden ohjausj\u00e4rjestelmiss\u00e4, kaukokartoituksessa ja muissa sovelluksissa, joissa tarvitaan langatonta viestint\u00e4\u00e4.<\/li>\n<li data-sourcepos=\"14:1-15:0\"><strong>L\u00e4\u00e4ketieteelliset sovellukset:<\/strong> K\u00e4ytet\u00e4\u00e4n l\u00e4\u00e4ketieteellisiss\u00e4 laitteissa et\u00e4valvontaan ja -ohjaukseen.<\/li>\n<\/ul>\n<h2 data-sourcepos=\"16:1-16:19\">Keskeiset osat:<\/h2>\n<ul data-sourcepos=\"18:1-22:0\">\n<li data-sourcepos=\"18:1-18:70\"><strong>Oskillaattori:<\/strong> Tuottaa kantoaallon halutulla taajuudella.<\/li>\n<li data-sourcepos=\"19:1-19:82\"><strong>Modulaattori:<\/strong> (Tarvittaessa) Moduloi kantoaaltoa tulosignaalin kanssa.<\/li>\n<li data-sourcepos=\"20:1-20:75\"><strong>Vahvistin:<\/strong> Vahvistaa moduloidun signaalin haluttuun tehotasoon.<\/li>\n<li data-sourcepos=\"21:1-22:0\"><strong>Suodattimet:<\/strong> Suodattaa l\u00e4ht\u00f6signaalin poistaakseen ei-toivotut taajuudet ja parantaakseen signaalin laatua.<\/li>\n<\/ul>\n<p data-sourcepos=\"23:1-23:149\">Vaihtovirtal\u00e4hettimet ovat monien nykyaikaisten viestint\u00e4j\u00e4rjestelmien keskeisi\u00e4 komponentteja, jotka mahdollistavat langattoman tiedonsiirron pitkien et\u00e4isyyksien yli.<\/p>","protected":false},"excerpt":{"rendered":"<p id=\"tw-target-text\" class=\"tw-data-text tw-text-large tw-ta\" dir=\"ltr\" data-placeholder=\"Translation\" data-ved=\"2ahUKEwjet87_mPSKAxW-l-4BHYkPKs4Q3ewLegQIDRAU\" aria-label=\"K\u00e4\u00e4nnetty teksti: Tekniset parametrit\"><span class=\"Y2IQFc\" lang=\"en\">AC-l\u00e4hettimen tekniset parametrit\uff1a<\/span><\/p>\n<table style=\"font-size: 14.4px; height: 1380px;\" width=\"766\">\n<tbody>\n<tr>\n<td width=\"179\">Malli<\/td>\n<td width=\"113\">Periaate<\/td>\n<td width=\"128\">Nimellisteho<\/td>\n<td width=\"160\">Sy\u00f6tt\u00f6j\u00e4nnite (V)<\/td>\n<td width=\"164\">L\u00e4ht\u00f6 @ Nimellinen tulo<\/td>\n<td width=\"106\">Kaistanleveys (Hz)<\/td>\n<td width=\"121\">Normaalil\u00e4mp\u00f6tilan tarkkuus \uff08%\uff09<\/td>\n<td width=\"105\">TA (\u2103)<\/td>\n<td width=\"109\">Asennusmenetelm\u00e4<\/td>\n<td width=\"151\">Aukko\/liit\u00e4nt\u00e4 (mm)<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF50EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC50A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC100A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF150EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC150A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC200A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC300A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF400EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC400A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC500A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF600EKA128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC600A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKB128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC100A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKB128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC200A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKB128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC300A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKB128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC500A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF1000EKB128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC1000A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF2000EKB128<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC2000A<\/td>\n<td width=\"160\">+24V<\/td>\n<td width=\"164\">DC 12\u00b18mA<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF50EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC50A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC100A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF150EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC150A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC200A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC300A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF400EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC400A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC500A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF600EKA<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC600A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKB<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC100A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKB<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC200A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKB<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC300A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKB<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC500A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF1000EKB<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC1000A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF2000EKB<\/td>\n<td width=\"113\">Avoin silmukka<\/td>\n<td width=\"128\">AC2000A<\/td>\n<td width=\"160\">\u00b115V<\/td>\n<td width=\"164\">DC 0~ 5V<\/td>\n<td width=\"106\">DC-20 (-3dB)<\/td>\n<td width=\"121\">1<\/td>\n<td width=\"105\">-40&#8230;+85<\/td>\n<td width=\"109\">Rei'itys<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"featured_media":2074,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[44],"product_tag":[],"class_list":{"0":"post-2073","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-current-sensor-2","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/product\/2073","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/comments?post=2073"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/media\/2074"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/media?parent=2073"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/product_brand?post=2073"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/product_cat?post=2073"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/fi\/wp-json\/wp\/v2\/product_tag?post=2073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}