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GET /hyperkitty/api/list/[email protected]/email/D33AVUCVRAFTHYEUKUEUMOQDA37WZDRN/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/D33AVUCVRAFTHYEUKUEUMOQDA37WZDRN/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "[email protected]", "message_id_hash": "D33AVUCVRAFTHYEUKUEUMOQDA37WZDRN", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/VPUM6XCYSNUVQX6G755V6PTY766YTBHS/", "sender": { "address": "jeff (a) mock.com", "mailman_id": "3e6583fe71fe4cd39265b500d524214a", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/3e6583fe71fe4cd39265b500d524214a/emails/" }, "sender_name": "Jeff Mock", "subject": "[amsat-bb] Re: Automated ISS station", "date": "2007-12-27T15:39:01Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/VPUM6XCYSNUVQX6G755V6PTY766YTBHS/", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "Oo, that looks very clean. I like the self-adhesive standoffs you use \nfor the relay board. I find them amazingly useful, ...but shouldn't you \nremove the protective plastic wrap from the LCD on your Icom rig, I mean \nreally :)\n\njeff\n\nAndrew Rich wrote:\n> I got fed up with noisy power supplies to here is my solution.\n> \n> 1. A linux computer runs Predict as a server\n> 2. A perl script wakes up every minute, and asks predict if ISS is above the\n> horizon.\n> 3. If ISS is above the horizon, a command is sent to a parrallel port\n> control card.\n> 4. The control toggles a relay\n> 5. The relay action turns off the battery charger and engages the radio\n> 6. When the ISS is below the horizon once more, the script turns off the\n> relay.\n> 7. The radio turns off and the battery charger re-engages.\n> 8. The radio has a 30 minute time out set as well to guard against problems.\n> \n> So far it works really well.\n> \n> The rack clicks and comes to life as ISS rises and goes back to sleep when\n> it descends.\n> \n> Here is a photo.\n> \n> http://www.tech-software.net/rack_psu.jpg\n> \n> I am not having much luck with the helix's i have built the front to back\n> seems bad.\n> \n> I have however had great success on 2m, with an 8 element quad.\n> \n> Cheers\n> \n> ----------------------------------------------------------------------------\n> Andrew Rich VK4TEC\n> [email protected]\n> http://www.tech-software.net\n> \n> \n> _______________________________________________\n> Sent via [email protected]. Opinions expressed are those of the author.\n> Not an AMSAT-NA member? Join now to support the amateur satellite program!\n> Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb\n> \n\n", "attachments": [] }