{"id":577528,"date":"2024-11-05T20:02:01","date_gmt":"2024-11-05T20:02:01","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iec-tr-61156-1-22009\/"},"modified":"2024-11-05T20:02:01","modified_gmt":"2024-11-05T20:02:01","slug":"iec-tr-61156-1-22009","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iec\/iec-tr-61156-1-22009\/","title":{"rendered":"IEC TR 61156-1-2:2009"},"content":{"rendered":"<p>IEC\/TR 61156-1-2:2009(E) is a revision of the symmetrical pair\/quad electrical transmission characteristics present in IEC 61156-1:2002 (Edition 2) and not carried into IEC 61156-1:2007 (Edition 3). This technical report includes the following topics from IEC 61156-1:2002<br \/>\n&#8211; the characteristic impedance test methods and function fitting procedures of 3.3.6;<br \/>\n&#8211; Annex A covering basic transmission line equations and test methods;<br \/>\n&#8211; Annex B covering the open\/short-circuit method;<br \/>\n&#8211; Annex C covering unbalance attenuation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Multicore and symmetrical pair\/quad cables for digital communications &#8211; Part 1-2: Electrical transmission characteristics and test methods of symmetrical pair\/quad cables<\/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>2009-05-26<\/td>\n<td>50<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":577542,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[631,2636],"product_tag":[],"class_list":{"0":"post-577528","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-33-120-20","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\/577528","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\/577542"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=577528"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=577528"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=577528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}