{"id":345473,"date":"2026-08-11T13:37:01","date_gmt":"2026-08-11T11:37:01","guid":{"rendered":"https:\/\/vitacomoda.it\/elettronica\/prodotto\/433mhz-470m-filtro-passa-basso-lpf-rf-hf-radio-lowpass-7th-order-funzione-ellittica\/"},"modified":"2026-08-11T13:37:03","modified_gmt":"2026-08-11T11:37:03","slug":"433mhz-470m-filtro-passa-basso-lpf-rf-hf-radio-lowpass-7th-order-funzione-ellittica","status":"publish","type":"product","link":"https:\/\/vitacomoda.it\/elettronica\/prodotto\/433mhz-470m-filtro-passa-basso-lpf-rf-hf-radio-lowpass-7th-order-funzione-ellittica\/","title":{"rendered":"433MHZ 470M filtro passa-basso LPF RF HF Radio Lowpass 7th-order funzione ellittica"},"content":{"rendered":"<div>\n<div>\n<p align=\"start\" style=\"font-family:\"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;line-height:inherit;text-align:start;white-space:normal;color:rgb(0, 0, 0);background-color:rgb(255, 255, 255);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\">\u00a0<span style=\"font-family:Times New Roman,Times,serif;\"><span rwr=\"1\" size=\"4\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: large;\"><span style=\"color:#000000;\"><span color=\"#002cfd\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word;\"><strong style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; font-weight: 700;\"><span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: 20px;\" id=\"tl_1\">Descrizione:<\/span><\/strong><\/span><\/span><br style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px;\" \/> <span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: 16px;\" id=\"tl_2\">Un filtro passa-basso passa i segnali al di sotto della frequenza di interruzione, mentre i segnali sopra la frequenza di interruzione sono attenuati. Comunemente usato per la soppressione di armoniche ad alto ordine di segnali elettromagnetici, o posizionato sul retro del mixer per filtrare il disordine ad alta frequenza, che gioca il ruolo della selezione della frequenza. Questo filtro pu\u00f2 attenuare notevolmente i segnali superiori a 470M e la sua capacit\u00e0 di soppressione delle armoniche \u00e8 di circa 50dbc.<\/span><\/span><\/span><\/p>\n<p style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; line-height: inherit; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; font-size: medium; color: rgb(0, 0, 0); font-family: \"Microsoft YaHei\";\"><span style=\"font-family:Times New Roman,Times,serif;\"><span rwr=\"1\" size=\"4\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: large;\"><span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: 16px;\" id=\"tl_3\">Rispetto a diversi filtri passa-basso, il filtro ellittico pu\u00f2 ottenere una larghezza di banda di transizione pi\u00f9 stretta e un sm <br \/>Larghezza di banda aller rispetto ad altri tipi di filtri come filtri Butterworth e Chebyshev sotto lo stesso ordine. Le oscillazioni della fascia elastica, a questo avviso, i filtri ellittici sono ottimali. <span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word;\"><\/span> <span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; color: rgb(255, 0, 0);\">Questo \u00e8 un filtro passa-basso con funzione ellittica 7 \u00b0 ordine<\/span>. La pendenza filtrante \u00e8 migliore dei filtri di altre propriet\u00e0.<\/span><\/span><\/span><\/p>\n<p style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; line-height: inherit; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; font-size: medium; color: rgb(0, 0, 0); font-family: \"Microsoft YaHei\";\"><span style=\"color:#000000;\"><span style=\"font-family:Times New Roman,Times,serif;\"><span color=\"#002cfd\" rwr=\"1\" size=\"4\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: large;\"><strong style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; font-weight: 700;\"><span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: 20px;\" id=\"tl_4\">Indice dei parametri:<\/span><\/strong><\/span><\/span><\/span><\/p>\n<p style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; line-height: inherit; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; font-size: medium; color: rgb(0, 0, 0); font-family: \"Microsoft YaHei\";\"><span style=\"font-family:Times New Roman,Times,serif;\"><span rwr=\"1\" size=\"4\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: large;\"><span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: 16px;\" id=\"tl_5\">1. S11 <-20dB, SWR con rapporto onda in piedi &lt;1.22; <br style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px;\" \/>2. S22 <-20dB, SWR &lt;1.22; <br style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px;\" \/>3. S21> -0.5dB, perdita di inserzione &lt;0.5dB; <br style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px;\" \/>4. Dimensioni PCB (senza connettore sma): 36mm x 16mm <br style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px;\" \/><\/span><\/span><\/span><\/p>\n<p style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; line-height: inherit; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; font-size: medium; color: rgb(0, 0, 0); font-family: \"Microsoft YaHei\";\"><span style=\"color:#000000;\"><span style=\"font-family:Times New Roman,Times,serif;\"><span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word;\"><span rwr=\"1\" size=\"4\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: large;\"><strong style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; font-weight: 700;\"><span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: 20px;\" id=\"tl_6\">Elenco di spedizione:<\/span><\/strong><\/span><\/span><\/span><\/span><\/p>\n<p data-spm-anchor-id=\"a2g0o.detail.1000023.i0.1212LaE5LaE5Yf\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; line-height: inherit; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; font-size: medium; color: rgb(0, 0, 0); font-family: \"Microsoft YaHei\";\"><span style=\"font-family:Times New Roman,Times,serif;\"><span rwr=\"1\" size=\"4\" style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: large;\"><span style=\"box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; max-width: 100%; word-break: break-word; font-size: 16px;\" id=\"tl_7\">Filtro passa-basso 1 pz 433MHZ <\/p>\n<p> <img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"\/\/ae01.alicdn.com\/kf\/Sea5e5f864f4b454898fc580fe9b53875h.jpg\" \/> <img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"\/\/ae01.alicdn.com\/kf\/Sbe53228f9a11495391408e11fbcad44cx.jpg\" \/> <img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"\/\/ae01.alicdn.com\/kf\/S7cc97bea5b8c41028d5f785b0163faceQ.jpg\" \/><\/span><\/span><\/span><br \/>\u00a0<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0Descrizione: Un filtro passa-basso passa i segnali al di sotto della frequenza di interruzione, mentre i segnali sopra la frequenza [&hellip;]<\/p>\n","protected":false},"featured_media":345474,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[124],"product_tag":[],"class_list":["post-345473","product","type-product","status-publish","has-post-thumbnail","product_cat-elettronica-tech-filtri","desktop-align-left","tablet-align-left","mobile-align-center","first","instock","sale","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/product\/345473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/comments?post=345473"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/media\/345474"}],"wp:attachment":[{"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/media?parent=345473"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/product_brand?post=345473"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/product_cat?post=345473"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/vitacomoda.it\/elettronica\/wp-json\/wp\/v2\/product_tag?post=345473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}