{"id":47270,"date":"2025-05-14T12:13:40","date_gmt":"2025-05-14T10:13:40","guid":{"rendered":"https:\/\/rentaltec.com\/product\/e4991a-rf-impedance-material-analyzer\/"},"modified":"2026-01-14T06:50:55","modified_gmt":"2026-01-14T05:50:55","slug":"e4991a-rf-impedance-material-analyzer","status":"publish","type":"product","link":"https:\/\/rentaltec.com\/fr\/produit\/e4991a-rf-impedance-material-analyzer\/","title":{"rendered":"E4991A RF Impedance\/Material Analyzer"},"content":{"rendered":"<p>The Keysight E4991A is an RF impedance\/material analyzer that offers a crucial impedance measurement performance and great built-in analysis function. Employing an RF-IV technique, as opposed to the reflection measurement technique, the E4991A offers more accurate impedance measurement over a wide impedance range.<br \/>\nThe basic impedance accuracy of the E4991A is plus\/minus 0.8% while its high Q accuracy enables low-loss component analysis. The E4991A&#8217;s internal synthesizer sweeps frequency from 1 MHz to 3 GHz with 1 MHz resolution. The Keysight E4991A is engineered to provide innovations in R&#038;D of components and circuit designers who evaluate components in the range of 3 GHz.<br \/>\nKeysight E4991A &#8211; Features and Specifications:<br \/>\nBasic accuracy of plus\/minus 0.8%<br \/>\nSweep parameter frequency:<br \/>\n 1 MHz to 3 GHz<br \/>\n3 GHz impedance direct read-out<br \/>\nWindows-styled user interface<br \/>\nData transfer through the LAN interface<br \/>\nBuilt-in VBA programming function<br \/>\nMany test fixtures for components<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Keysight E4991A is an RF impedance\/material analyzer that offers a crucial impedance measurement performance and great built-in analysis function. Employing an RF-IV technique, as opposed to the reflection measurement technique, the E4991A offers more accurate impedance measurement over a wide impedance range. The basic impedance accuracy of the E4991A is plus\/minus 0.8% while its [&hellip;]<\/p>\n","protected":false},"featured_media":50293,"template":"","meta":{"_acf_changed":false,"content-type":""},"manufacturer":[1537],"product_cat":[1689,1682,1683],"product_tag":[],"class_list":{"0":"post-47270","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"manufacturer-keysight-fr","7":"product_cat-rlc-metres-et-analyseurs-dimpedance","8":"product_cat-test-et-mesure","9":"product_cat-usage-general","11":"first","12":"onbackorder","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/product\/47270","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/media\/50293"}],"wp:attachment":[{"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/media?parent=47270"}],"wp:term":[{"taxonomy":"manufacturer","embeddable":true,"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/manufacturer?post=47270"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/product_cat?post=47270"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rentaltec.com\/fr\/wp-json\/wp\/v2\/product_tag?post=47270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}