{"action":"closed","issue":{"url":"https://api.github.com/repos/EttusResearch/uhd/issues/237","repository_url":"https://api.github.com/repos/EttusResearch/uhd","labels_url":"https://api.github.com/repos/EttusResearch/uhd/issues/237/labels{/name}","comments_url":"https://api.github.com/repos/EttusResearch/uhd/issues/237/comments","events_url":"https://api.github.com/repos/EttusResearch/uhd/issues/237/events","html_url":"https://github.com/EttusResearch/uhd/issues/237","id":395149502,"node_id":"MDU6SXNzdWUzOTUxNDk1MDI=","number":237,"title":"[TwinRX]When I use lo sharing, the 'companion' can work correctly, but by 'external' sometimes has π/2 phase ambiguity  ","user":{"login":"zlinwei","id":14026345,"node_id":"MDQ6VXNlcjE0MDI2MzQ1","avatar_url":"https://avatars3.githubusercontent.com/u/14026345?v=4","gravatar_id":"","url":"https://api.github.com/users/zlinwei","html_url":"https://github.com/zlinwei","followers_url":"https://api.github.com/users/zlinwei/followers","following_url":"https://api.github.com/users/zlinwei/following{/other_user}","gists_url":"https://api.github.com/users/zlinwei/gists{/gist_id}","starred_url":"https://api.github.com/users/zlinwei/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/zlinwei/subscriptions","organizations_url":"https://api.github.com/users/zlinwei/orgs","repos_url":"https://api.github.com/users/zlinwei/repos","events_url":"https://api.github.com/users/zlinwei/events{/privacy}","received_events_url":"https://api.github.com/users/zlinwei/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2019-01-02T04:54:33Z","updated_at":"2019-01-03T01:49:53Z","closed_at":"2019-01-03T01:49:53Z","author_association":"NONE","body":"TwinRX lo sharing doesn't work correctly.\r\nA Slot J1 LO2 Export connect to B Slot J2 LO2 Input\r\nA Slot J3 LO1 Export connect to B Slot J4 LO1 Input\r\n```cpp\r\nusrp->set_rx_subdev_spec(string(\"A:0 A:1 B:0 B:1\"));\r\nusrp->set_rx_lo_export(true,\"all\",0);\r\nusrp->set_rx_lo_source(\"companion\",\"all\",1);\r\nusrp->set_rx_lo_source(\"external\",\"all\",2);\r\nusrp->set_rx_lo_source(\"external\",\"all\",3);\r\n```\r\nI expect a fixed phase difference between them. \r\nActually, The phase difference between channel 0 and 1 is invariable, but the phase difference between channel 0 and channel 2 always has two values, the phase difference between channel 0 and channel 3 has two values too. \r\n\r\nDo you known how can I make the phase difference between them always fixed? Thanks so much. \r\n"}}
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