{"id":574210,"date":"2024-11-05T19:42:47","date_gmt":"2024-11-05T19:42:47","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iec-62272-12003\/"},"modified":"2024-11-05T19:42:47","modified_gmt":"2024-11-05T19:42:47","slug":"iec-62272-12003","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iec\/iec-62272-12003\/","title":{"rendered":"IEC 62272-1:2003"},"content":{"rendered":"<p>Describes the frequency bands used for broadcasting below 30 MHz:<\/p>\n<p>\nLow frequency (LF) band &#8211; from 148,5 kHz to 283,5 kHz, in ITU Region 1 [1]* only;<\/p>\n<p>\nMedium frequency (MF) band &#8211; from 526,5 kHz to 1 606,5 kHz, in ITU Regions 1 [1] and 3 [1] and from 525 kHz to 1 705 kHz in ITU Region 2 [1];<\/p>\n<p>\nHigh frequency (HF) bands &#8211; a set of individual broadcasting bands in the frequency range 2,3 MHz to 27 MHz, generally available on a Worldwide basis.<\/p>\n<p>\nThese bands offer unique propagation capabilities that permit the achievement of:<\/p>\n<p>\nLarge coverage areas, whose size and location may be dependent upon the time of day, season of the year or period in the (approximately) 11 year sunspot cycle;<\/p>\n<p>\nPortable and mobile reception with relatively little impairment caused by the environment surrounding the receiver.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Digital Radio Mondiale (DRM) &#8211; Part 1: System specification<\/b><\/p>\n<table style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/iec\/\"><b>IEC<\/b><\/a><\/td>\n<td>2003-03-19<\/td>\n<td>392<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":574225,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[610,2636],"product_tag":[],"class_list":{"0":"post-574210","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-33-060-20","7":"product_cat-iec","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/574210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/574225"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=574210"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=574210"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=574210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}