{"id":1155,"date":"2021-08-05T09:08:17","date_gmt":"2021-08-05T09:08:17","guid":{"rendered":"http:\/\/manuals.pendulum-instruments.com\/index.php\/manual-group-1\/manual-2\/chapter-2-using-the-controls\/secondary-controls\/rear-panel-cnt-91r-af\/"},"modified":"2021-08-05T09:10:01","modified_gmt":"2021-08-05T09:10:01","slug":"rear-panel-cnt-91r-af","status":"publish","type":"page","link":"https:\/\/manuals.pendulum-instruments.com\/index.php\/frequency-counter-analyzers\/cnt-9xx\/chapter-2-using-the-controls\/secondary-controls\/rear-panel-cnt-91r-af\/","title":{"rendered":"Rear Panel (CNT-91R\/AF)"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"956\" height=\"609\" src=\"https:\/\/manuals.pendulum-instruments.com\/wp-content\/uploads\/2021\/08\/Rear_Panel_CNT-91R-AF-01.jpg\" alt=\"\" class=\"wp-image-1156\" srcset=\"https:\/\/manuals.pendulum-instruments.com\/wp-content\/uploads\/2021\/08\/Rear_Panel_CNT-91R-AF-01.jpg 956w, https:\/\/manuals.pendulum-instruments.com\/wp-content\/uploads\/2021\/08\/Rear_Panel_CNT-91R-AF-01-300x191.jpg 300w, https:\/\/manuals.pendulum-instruments.com\/wp-content\/uploads\/2021\/08\/Rear_Panel_CNT-91R-AF-01-768x489.jpg 768w\" sizes=\"auto, (max-width: 956px) 100vw, 956px\" \/><\/figure>\n\n\n\n<p><strong>Pulse Output [CNT-91(R) only]<\/strong>: User definable to serve as output for built-in pulse gener\u00adator, gate indicator or alarm.<\/p>\n\n\n\n<p><strong>Additional output frequencies Connectors<\/strong>: These connectors provide additional out\u00adput frequencies which are, from left to right, 100kHz, 1MHz, 5MHz and 10MHz.<\/p>\n\n\n\n<p><strong>Type Plate:<\/strong> Indicates instrument type and serial number.<\/p>\n\n\n\n<p><strong>Fan:<\/strong> A temp. sensor controls the speed of the fan. Normal bench-top use means low speed, whereas rack-mount\u00ading and\/or options may result in higher speed.<\/p>\n\n\n\n<p><strong>Protective Ground Terminal:<\/strong> This is where the protective ground wire is connected inside the in\u00adstrument. Never tamper with this screw!<\/p>\n\n\n\n<p><strong>Line Power Inlet:<\/strong> AC 90-265 Vrms, 45-440 Hz, no range switching needed.<\/p>\n\n\n\n<p><strong>Reference Output:<\/strong> 10 MHz derived from the internal or, if present, the external reference.<\/p>\n\n\n\n<p><strong>External Reference Input:<\/strong> Can be automatically selected if a signal is present and approved as timebase source, see Chapter 9.<\/p>\n\n\n\n<p><strong>External Arming Input:<\/strong> See page 5-7.<\/p>\n\n\n\n<p><strong>GPIB Connector:<\/strong> Address set via User Options Menu.<\/p>\n\n\n\n<p><strong>USB Connector:<\/strong> Universal Serial Bus (USB) for data communication with PC.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pulse Output [CNT-91(R) only]: User definable to serve as output for built-in pulse gener\u00adator, gate indicator or alarm. Additional output frequencies Connectors: These connectors provide additional out\u00adput frequencies which are, from left to right, 100kHz, 1MHz, 5MHz and 10MHz. Type Plate: Indicates instrument type and serial number. Fan: A temp. sensor controls the speed of&hellip; <a class=\"more-link\" href=\"https:\/\/manuals.pendulum-instruments.com\/index.php\/frequency-counter-analyzers\/cnt-9xx\/chapter-2-using-the-controls\/secondary-controls\/rear-panel-cnt-91r-af\/\">Continue reading <span class=\"screen-reader-text\">Rear Panel (CNT-91R\/AF)<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1145,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1155","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/pages\/1155","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/comments?post=1155"}],"version-history":[{"count":1,"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/pages\/1155\/revisions"}],"predecessor-version":[{"id":1158,"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/pages\/1155\/revisions\/1158"}],"up":[{"embeddable":true,"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/pages\/1145"}],"wp:attachment":[{"href":"https:\/\/manuals.pendulum-instruments.com\/index.php\/wp-json\/wp\/v2\/media?parent=1155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}