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{
    "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/TC4U44MA3W6BG5ZRHTAJ3DFUDCFQG6WM/",
    "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/",
    "message_id": "[email protected]",
    "message_id_hash": "TC4U44MA3W6BG5ZRHTAJ3DFUDCFQG6WM",
    "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/GOQOYN645SHOTUUHHBDT3MNHIVIDMUZX/",
    "sender": {
        "address": "karl (a) bullock.org",
        "mailman_id": "7fec50a7b2bd468890d902c1d56561f5",
        "emails": "https://mailman.amsat.org/hyperkitty/api/sender/7fec50a7b2bd468890d902c1d56561f5/emails/"
    },
    "sender_name": "Karl Bullock",
    "subject": "[amsat-bb] Re: Redundant geostaionary birds?",
    "date": "2007-01-30T18:14:58Z",
    "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/KIWHRYFAP2QENQUTM3MNMSXFURXNCWNG/",
    "children": [],
    "votes": {
        "likes": 0,
        "dislikes": 0,
        "status": "neutral"
    },
    "content": "Thanks, Dave.  Nothing ventured, nothing gained, eh?\n\n73,\nKarl, WA5TMC\n\nDave hartzell wrote:\n> Hi Ed,\n>\n> You're right, the thread is going nowhere, other than to satisfy some\n> intellectual curiosity.  That was established early on in the thread.\n>\n> Why not explore potential systems and alternatives, even if they are a dead-end?\n>\n> Thanks for contributing!  ;-)\n>\n> 73,\n>\n> Dave\n>\n> On 1/30/07, Edward R. Cole <[email protected]> wrote:\n>   \n>> Dave and all:\n>>\n>> I wonder what all of you were thinking?  If a commercial communication\n>> satellite were channeled on one of our mw ham bands, then we would be\n>> booted off.\n>>\n>> C-band satellites used approx. 37-MHz wide channels with alternating linear\n>> polarity to afford more adjacent channel isolation.  On most of the TVRO\n>> units one could manually adjust polarization angle for optimizing the\n>> signal.  If you adjusted 90-degrees off then one often got a ghost of one\n>> of the adjacent channels.  The feedhorns had a rotating probe with the\n>> motor on the backside of the feedhorn.\n>>\n>> Typically in the mid-1980's these TV sats cost over $100M before launch.\n>> Your not going to convince the satellite company to include ham radio in\n>> any manner.\n>> AS has been hashed out many times previous on this reflector the path loss\n>> to the Clarke Belt orbit is prohibitive.\n>>\n>> This topic is going no-where!\n>>\n>> 73, Ed - KL7UW\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>\n>   \n",
    "attachments": []
}