{"id":325,"date":"2014-01-08T22:12:30","date_gmt":"2014-01-08T22:12:30","guid":{"rendered":"http:\/\/warc.org.uk\/?page_id=325"},"modified":"2015-01-28T15:20:40","modified_gmt":"2015-01-28T15:20:40","slug":"the-cdg2000-antenna-relay-board","status":"publish","type":"page","link":"https:\/\/warc.org.uk\/?page_id=325","title":{"rendered":"The CDG2000 Antenna Relay Board"},"content":{"rendered":"<p><b>The CDG2000 Antenna Relay Board<\/b><\/p>\n<p>This is one of the simpler boards. It is a very simple board that is controlled by the PIC and allows the TX &amp; RX signals from the front end to be switched via an antenna changeover relay to a TX\/RX line or via independent TX &amp; RX connectors at low level. It also allows up to 3 transverters to be switched in. It is a tad premature to present this &#8211; whilst the prototype works fine, the schematic has not been drawn up yet and the relays are the (old) obsolescent ones. Bit premature but what the heck &#8211; here it is..<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<table border=\"1\" width=\"627\" cellspacing=\"1\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td valign=\"top\" width=\"32%\"><\/td>\n<td valign=\"top\" width=\"32%\"><a href=\"https:\/\/warc.org.uk\/wp-content\/uploads\/2014\/01\/relay_board_component_layout.pdf\">relay_board_component_layout<\/a><a href=\"https:\/\/warc.org.uk\/wp-content\/uploads\/2014\/01\/items_for_sale.doc\"><br \/>\n<\/a><\/td>\n<td valign=\"top\" width=\"35%\"><a href=\"https:\/\/warc.org.uk\/wp-content\/uploads\/2014\/01\/relay_board_ground_plane.pdf\">relay_board_ground_plane<\/a><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"32%\"><a href=\"https:\/\/warc.org.uk\/wp-content\/uploads\/2014\/01\/relay_board_tracking_reversed.pdf\">relay_board_tracking_reversed<\/a><\/td>\n<td valign=\"top\" width=\"32%\"><a href=\"https:\/\/warc.org.uk\/wp-content\/uploads\/2014\/01\/relay_board_tracking.pdf\">relay_board_tracking<\/a><\/td>\n<td valign=\"top\" width=\"35%\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a title=\"CDG2000 Transceiver\" href=\"https:\/\/warc.org.uk\/?page_id=81\">Return to CDG2000 Home Page<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The CDG2000 Antenna Relay Board This is one of the simpler boards. It is a very simple board that is controlled by the PIC and allows the TX &amp; RX signals from the front end to be switched via an antenna changeover relay to a TX\/RX line or via independent\u2026<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/warc.org.uk\/?page_id=325\">Continue reading<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":81,"menu_order":0,"comment_status":"open","ping_status":"open","template":"templates\/template-page-with-intro.php","meta":{"footnotes":""},"class_list":["post-325","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/warc.org.uk\/index.php?rest_route=\/wp\/v2\/pages\/325","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/warc.org.uk\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/warc.org.uk\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/warc.org.uk\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/warc.org.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=325"}],"version-history":[{"count":10,"href":"https:\/\/warc.org.uk\/index.php?rest_route=\/wp\/v2\/pages\/325\/revisions"}],"predecessor-version":[{"id":70686,"href":"https:\/\/warc.org.uk\/index.php?rest_route=\/wp\/v2\/pages\/325\/revisions\/70686"}],"up":[{"embeddable":true,"href":"https:\/\/warc.org.uk\/index.php?rest_route=\/wp\/v2\/pages\/81"}],"wp:attachment":[{"href":"https:\/\/warc.org.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}