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GET /hyperkitty/api/list/[email protected]/email/AJUTR677EEAGJQSECGPQ2ER4J47LOGQK/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/AJUTR677EEAGJQSECGPQ2ER4J47LOGQK/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "[email protected]", "message_id_hash": "AJUTR677EEAGJQSECGPQ2ER4J47LOGQK", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/AJUTR677EEAGJQSECGPQ2ER4J47LOGQK/", "sender": { "address": "pa3guo (a) upcmail.nl", "mailman_id": null, "emails": null }, "sender_name": "PA3GUO", "subject": "[amsat-bb] First SSTV transmission via the ARISSat-1 transponder !", "date": "2011-08-09T04:01:20Z", "parent": null, "children": [ "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/RVVNZWPSSO5RTFLFOHO5PKI5KWMXFSGB/" ], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "Today morning at 02:58utc I succesfully did a short SSTV test using the linear transponder of ARISSat-1:\nhttp://www.pa3guo.com/pa3guo_arissat1_sstv_9aug2011_0258utc.jpg\n\nPrior to this I did some experiments with CW, starting at 50W, going down to 5W.\nMy TS2000 does not go lower as 5W, but I believe even 1W or lower will be audible.\nIn my opinion the transponder uplink is VERY sensitive.\n\nUsing the FunCubeController SDR is it nice to see the full downlink spectrum, on the left the\nCW+BPSK signals, the transponder downlink in the middle, and the FM downlink on the right.\n\nEquipment:\nUplink HW: TS2000X, 435MHz, 5W RF power + 12 elements beam\nUplink SW: MMSSTV + HRD (doppler control)\n\nDownlink HW: FunCubeDongle (SDR) + SP-2000 preamp + 2x6 elements beam\nDownlink SW: MMSSTV + DK3WN Satcontrol (doppler/freq control) + HDSDR (SDR)\n\n--\nHenk, PA3GUO, \nThe Netherlands\n", "attachments": [] }