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GET /hyperkitty/api/list/[email protected]/email/2HKNFN7XMIJNH2DEYQJEX4SKKAQQLXFO/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/2HKNFN7XMIJNH2DEYQJEX4SKKAQQLXFO/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "[email protected]", "message_id_hash": "2HKNFN7XMIJNH2DEYQJEX4SKKAQQLXFO", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/I5PWHC5BWYQT7ARYJUWLONVMZ4NTEN57/", "sender": { "address": "kq6ea (a) verizon.net", "mailman_id": "d2ef86d749ee450c8ad9ffc9f2e15cad", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/d2ef86d749ee450c8ad9ffc9f2e15cad/emails/" }, "sender_name": "Jim Jerzycke", "subject": "[amsat-bb] Re: pre amp help..", "date": "2011-02-17T06:22:49Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/75XVKGDS2ZTNV33KRUIT3ZBOHIV5AM65/", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "I think DEMI made those \"protectors\". I never modified my K5GNA\ndownconverter, so my FT-847 was tuned to 123MHz to use it, and it\nwouldn't transmit there.\nJim\n\nOn 02/17/2011 05:56 AM, Greg D. wrote:\n> As others, SSB Electronics model that is RF switched. I *have* transmitted 100+ watts into it, though not on purpose, and it works just fine. I got the RF switched model as a \"just in case\" bit of insurance, and am glad I did.\n>\n> It's been reported here a few years ago that sometimes there's a little \"burp\" of RF that squirts out when a transceiver is powered up. Seems unlikely , but if so, maybe that did it?\n>\n> If I recall, the discussion was about people frying their AO-40 S-band down converters by accidentally transmitting into them. An somewhat less certain recollection is that someone came up with a simple circuit that would clamp the RF to a more forgiving, if not totally safe level. As an alternative to an RF switched preamp model, perhaps a stroll through the archives might net a different solution.\n>\n> Good luck,\n>\n> Greg KO6TH\n>\n>\n>\n> \n>> From: [email protected]\n>> To: [email protected]\n>> Date: Wed, 16 Feb 2011 13:59:41 -0800\n>> Subject: [amsat-bb] pre amp help..\n>>\n>> I just sent my ARR pre amp back to ARR for repair for the 3rd time !\n>>\n>> (pretty sure I did not tx through it )\n>>\n>> What are people using for pre amps. I only see the Mirage as an alternative.\n>> Any other choices. I'm kind of disappointed in ARR products. \n>> Is there a pre amp that you can tx through preventing accidental frying?\n>>\n>> Any thoughts appreciated\n>>\n>> 73, Ted, K7TRK\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> \t\t \t \t\t \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\n", "attachments": [] }