{"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\/ro\/ac-transmitter\/","title":{"rendered":"Transmi\u021b\u0103tor AC"},"content":{"rendered":"<p data-sourcepos=\"1:1-1:166\">Un transmi\u021b\u0103tor de curent alternativ este un dispozitiv electronic care converte\u0219te un semnal de intrare (de obicei un semnal de curent continuu sau un semnal de curent alternativ de frecven\u021b\u0103 joas\u0103) \u00eentr-un semnal de curent alternativ la o frecven\u021b\u0103 mai mare.<\/p>\n<h2 data-sourcepos=\"3:1-3:18\">Func\u021biile cheie ale emi\u021b\u0103torului AC:<\/h2>\n<ul data-sourcepos=\"5:1-8:0\">\n<li data-sourcepos=\"5:1-5:117\"><strong>Conversia frecven\u021bei:<\/strong> Func\u021bia principal\u0103 este de a deplasa frecven\u021ba semnalului de intrare la o frecven\u021b\u0103 mai mare.<\/li>\n<li data-sourcepos=\"6:1-6:89\"><strong>Amplificarea semnalului:<\/strong> \u00cen multe cazuri, transmi\u021b\u0103toarele de curent alternativ amplific\u0103 \u0219i semnalul de intrare.<\/li>\n<li data-sourcepos=\"7:1-8:0\"><strong>Modula\u021bie:<\/strong> Unele transmi\u021b\u0103toare de curent alternativ pot modula semnalul de ie\u0219ire, cum ar fi modula\u021bia de amplitudine (AM), modula\u021bia de frecven\u021b\u0103 (FM) sau modula\u021bia de faz\u0103 (PM).<\/li>\n<\/ul>\n<h2 data-sourcepos=\"9:1-9:17\">Aplica\u021bii:<\/h2>\n<ul data-sourcepos=\"11:1-15:0\">\n<li data-sourcepos=\"11:1-11:151\"><strong>Comunica\u021bii radio:<\/strong> Utilizat \u00een transmi\u021b\u0103toarele radio pentru a genera semnale de frecven\u021b\u0103 radio (RF) pentru radiodifuziune, comunica\u021bii \u0219i alte aplica\u021bii.<\/li>\n<li data-sourcepos=\"12:1-12:142\"><strong>Telecomunica\u021bii:<\/strong> Utilizat \u00een diverse sisteme de telecomunica\u021bii, inclusiv re\u021bele celulare, LAN-uri f\u0103r\u0103 fir \u0219i comunica\u021bii prin satelit.<\/li>\n<li data-sourcepos=\"13:1-13:147\"><strong>Aplica\u021bii industriale:<\/strong> Utilizat \u00een sisteme de control industrial, teledetec\u021bie \u0219i alte aplica\u021bii \u00een care este necesar\u0103 comunicarea f\u0103r\u0103 fir.<\/li>\n<li data-sourcepos=\"14:1-15:0\"><strong>Aplica\u021bii medicale:<\/strong> Utilizat \u00een dispozitive medicale pentru monitorizare \u0219i control de la distan\u021b\u0103.<\/li>\n<\/ul>\n<h2 data-sourcepos=\"16:1-16:19\">Componente cheie:<\/h2>\n<ul data-sourcepos=\"18:1-22:0\">\n<li data-sourcepos=\"18:1-18:70\"><strong>Oscilator:<\/strong> Genereaz\u0103 unda purt\u0103toare la frecven\u021ba dorit\u0103.<\/li>\n<li data-sourcepos=\"19:1-19:82\"><strong>Modulator:<\/strong> (Dac\u0103 este cazul) Moduleaz\u0103 unda purt\u0103toare cu semnalul de intrare.<\/li>\n<li data-sourcepos=\"20:1-20:75\"><strong>Amplificator:<\/strong> Amplific\u0103 semnalul modulat la nivelul de putere dorit.<\/li>\n<li data-sourcepos=\"21:1-22:0\"><strong>Filtre:<\/strong> Filtreaz\u0103 semnalul de ie\u0219ire pentru a elimina frecven\u021bele nedorite \u0219i a \u00eembun\u0103t\u0103\u021bi calitatea semnalului.<\/li>\n<\/ul>\n<p data-sourcepos=\"23:1-23:149\">Transmi\u021b\u0103toarele de curent alternativ sunt componente esen\u021biale \u00een multe sisteme moderne de comunica\u021bii, permi\u021b\u00e2nd transmiterea f\u0103r\u0103 fir a informa\u021biilor pe distan\u021be mari.<\/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=\"Text tradus: Parametrii tehnici\"><span class=\"Y2IQFc\" lang=\"en\">Parametrii tehnici ai transmi\u021b\u0103torului AC\uff1a<\/span><\/p>\n<table style=\"font-size: 14.4px; height: 1380px;\" width=\"766\">\n<tbody>\n<tr>\n<td width=\"179\">Model<\/td>\n<td width=\"113\">Principiul<\/td>\n<td width=\"128\">Intrare nominal\u0103<\/td>\n<td width=\"160\">Tensiunea de alimentare (V)<\/td>\n<td width=\"164\">Ie\u0219ire @ intrare nominal\u0103<\/td>\n<td width=\"106\">L\u0103\u021bime de band\u0103 (Hz)<\/td>\n<td width=\"121\">Precizie la temperatura normal\u0103 \uff08%\uff09<\/td>\n<td width=\"105\">TA (\u2103)<\/td>\n<td width=\"109\">Metoda de instalare<\/td>\n<td width=\"151\">Deschidere\/conexiune (mm)<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF50EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF150EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF400EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF600EKA128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKB128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKB128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKB128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKB128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF1000EKB128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF2000EKB128<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF50EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF150EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF400EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF600EKA<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a621<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF100EKB<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF200EKB<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF300EKB<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF500EKB<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF1000EKB<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/td>\n<td width=\"151\">\u03a640.5<\/td>\n<\/tr>\n<tr>\n<td width=\"179\">RF2000EKB<\/td>\n<td width=\"113\">Bucl\u0103 deschis\u0103<\/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\">Perforare<\/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\/ro\/wp-json\/wp\/v2\/product\/2073","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/comments?post=2073"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/media\/2074"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/media?parent=2073"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product_brand?post=2073"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product_cat?post=2073"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product_tag?post=2073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}