{"id":21937,"date":"2026-07-08T13:21:42","date_gmt":"2026-07-08T11:21:42","guid":{"rendered":"https:\/\/demo.ranatec.com\/?post_type=product&#038;p=21937"},"modified":"2026-09-11T08:03:04","modified_gmt":"2026-09-11T06:03:04","slug":"tunable-band-reject-filter-ri-261","status":"publish","type":"product","link":"https:\/\/ranatec.com\/en-ca\/product\/tunable-band-reject-filter-ri-261\/","title":{"rendered":"Tunable Band Reject Filter RI 261"},"content":{"rendered":"<p>The Ranatec RI 261 is a versatile Tunable Band Reject Filter covering the 700 MHz to 3800 MHz range, designed for LTE and sub-6 GHz 5G testing. It offers precise frequency tunability and a compact rack-mountable design for efficient integration. The filter\u2019s remote control support makes it an excellent choice for lab and production test environments.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Critical tool for adaptation to stringent ETSI\/3GPP conformance test specifications for mobile device radio properties in device testing. Designed for formal conformance testing performed by accredited test houses, as well as internal verification by device vendors.<\/p>\n","protected":false},"featured_media":22563,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"product_brand":[],"product_cat":[298],"product_tag":[],"class_list":{"0":"post-21937","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-tunable-band-reject-filter","8":"first","9":"instock","10":"shipping-taxable","11":"purchasable","12":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tunable Band Reject Filter RI 261 - Ranatec<\/title>\n<meta name=\"description\" content=\"Ranatec RI 261 tunable band reject filter: 0.7\u20133.8 GHz, 20 MHz reject bandwidth, for RF compliance and spurious emission testing.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ranatec.com\/en-ca\/product\/tunable-band-reject-filter-ri-261\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tunable Band Reject Filter RI 261 - Ranatec\" \/>\n<meta property=\"og:description\" content=\"Ranatec RI 261 tunable band reject filter: 0.7\u20133.8 GHz, 20 MHz reject bandwidth, for RF compliance and spurious emission testing.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ranatec.com\/en-ca\/product\/tunable-band-reject-filter-ri-261\/\" \/>\n<meta property=\"og:site_name\" content=\"Ranatec\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-11T06:03:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ranatec.com\/wp-content\/uploads\/2026\/07\/Ranatec-RI-261-Tunable-Band-Reject-Filter_front-scaled.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1288\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/\",\"url\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/\",\"name\":\"Tunable Band Reject Filter RI 261 - Ranatec\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/ranatec.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/Ranatec-RI-261-Tunable-Band-Reject-Filter_front-scaled.webp\",\"datePublished\":\"2026-07-08T11:21:42+00:00\",\"dateModified\":\"2026-09-11T06:03:04+00:00\",\"description\":\"Ranatec RI 261 tunable band reject filter: 0.7\u20133.8 GHz, 20 MHz reject bandwidth, for RF compliance and spurious emission testing.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/#breadcrumb\"},\"inLanguage\":\"en-CA\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-CA\",\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/#primaryimage\",\"url\":\"https:\\\/\\\/ranatec.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/Ranatec-RI-261-Tunable-Band-Reject-Filter_front-scaled.webp\",\"contentUrl\":\"https:\\\/\\\/ranatec.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/Ranatec-RI-261-Tunable-Band-Reject-Filter_front-scaled.webp\",\"width\":1920,\"height\":1288},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/product\\\/tunable-band-reject-filter-ri-261\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/ranatec.com\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Tunable Band Reject Filter RI 261\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/#website\",\"url\":\"https:\\\/\\\/ranatec.com\\\/en-ca\\\/\",\"name\":\"Ranatec\",\"description\":\"Reliable RF &amp; 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