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GET /hyperkitty/api/list/[email protected]/email/NEARNEZ6OZAA6WBRHTL4B6A47NVUE2ZX/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/NEARNEZ6OZAA6WBRHTL4B6A47NVUE2ZX/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "A1CDEFAF5DF94227B200D91DE86AF4FB@Athlon", "message_id_hash": "NEARNEZ6OZAA6WBRHTL4B6A47NVUE2ZX", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/75B45OEHEMZRIDMEFI5QIKOW5MF6UU3T/", "sender": { "address": "ve4yz (a) mts.net", "mailman_id": null, "emails": null }, "sender_name": "Alan VE4YZ", "subject": "[amsat-bb] Re: Simple 2.4Ghz helix plans?", "date": "2009-10-31T05:13:57Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/75B45OEHEMZRIDMEFI5QIKOW5MF6UU3T/", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "One I've used several times...\n\nhttp://www.wireless.org.au/~jhecker/stuff/Helix.php from\n\nhttp://www.wireless.org.au/~jhecker/ and his standalone program\n\nhttp://www.wireless.org.au/~jhecker/helix/ HelixCalc.exe to calc and print\nthe form for winding the helix.\n\nIt works... Did it my self and still using it... below\n\nhttp://picasaweb.google.com/ve4yz.alan/24Ghz#5241092279489872194\n\n\n\n\n\n\n> -----Original Message-----\n> From: [email protected] \n> [mailto:[email protected]] On Behalf Of Michael Tondee\n> Sent: October 30, 2009 11:03 PM\n> To: Amsat BB\n> Subject: [amsat-bb] Simple 2.4Ghz helix plans?\n> \n> I threw this out there on the eham satellite forum looking \n> for answers but I'll try here too.\n> I'm looking for some fairly simple plans for this antenna. \n> Everything I find either seems to be intended for WiFi or if \n> it is ham related is full of mathematical formulas to figure \n> length, diameter, spacing etc.\n> Math was never my strong suit so I'd prefer to find something \n> with the actual already computed dimensions clearly stated. \n> Preferably in English rather than metric measurements. I \n> found an article in the May/June 2008 AMSAT Journal that \n> looked promising but there are no hard numbers, just the \n> formulas and I don't have a calculator capable of some of \n> the computations, much less being able to work them out in my \n> head. Been a long time since I was in school!.. hi hi... I \n> have a downconverter I'm not sure even works and I don't want \n> to spend a huge amount of time and trouble to be able to test it.\n> Tnx and 73,\n> Michael, W4HIJ\n> _______________________________________________\n> Sent via [email protected]. Opinions expressed are those of \n> the author.\n> Not an AMSAT-NA member? Join now to support the amateur \n> satellite program!\n> Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb\n> \n\n", "attachments": [] }