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{
    "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/T32K5RT2BBGSNJ2E6TC72DQ6QWFXGKMU/?format=api",
    "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api",
    "message_id": "CAJJyj=bh+cGXCXuJJmEvGQsiQbENXmHW330Wa9QZcPP3i=5LEw@mail.gmail.com",
    "message_id_hash": "T32K5RT2BBGSNJ2E6TC72DQ6QWFXGKMU",
    "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/CXO6U3THRQDRXR656MVEAIIJBDYBGCE2/?format=api",
    "sender": {
        "address": "rolf.krogstad (a) gmail.com",
        "mailman_id": null,
        "emails": null
    },
    "sender_name": "Rolf Krogstad",
    "subject": "[amsat-bb] Re: A viable FD satellite operation",
    "date": "2013-05-22T11:39:01Z",
    "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/YHYWHQO6F4G3EYFC4JGK3DZGIRWCYLQY/?format=api",
    "children": [
        "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/J5HUVL6ITT4VQQHQBFPZDSXE4CX3HPB5/?format=api"
    ],
    "votes": {
        "likes": 0,
        "dislikes": 0,
        "status": "neutral"
    },
    "content": "Sorry, I forgot to say it makes a  difference because of Magnetic\nDeclination - the difference between magnetic north and true north.\n\n\nOn Wed, May 22, 2013 at 6:37 AM, Rolf Krogstad <[email protected]>wrote:\n\n> Jim makes a good point.  Know where the points of the compass are.\n>\n> And, depending on where you are located, that is not as simple as just\n> taking out a compass.\n> It can make a fair amount of difference if you are in the western states\n> of the US and not so much, if any, if you are in some place like Pensacola,\n> Florida.\n>\n> NOAA has a calculator:  http://www.ngdc.noaa.gov/geomag-web/#declination\n>\n> 73\n> Rolf   NR0T\n> EN34\n> Amsat-NA #38889\n>\n>\n> On Tue, May 21, 2013 at 11:39 PM, Jim Jerzycke <[email protected]> wrote:\n>\n>> You're definitely approaching it in the right way, Bill!\n>>\n>> An FT-847 is an excellent satellite rig, and in combination with a small\n>> gain antenna, will be an excellent station.\n>>\n>> The 50 Watts the '847 provides is more than enough RF power, even with\n>> the Arrow, or similar Elk, antenna.\n>>\n>> A preamps are highly recommended, especially with a smaller antenna.\n>>\n>> Use a diplexer \"in reverse\" to help get rid of desense. It's more\n>> important than you'd think.\n>>\n>>  http://www.amsat.org/amsat-**new/articles/Mode-J/<http://www.amsat.org/amsat-new/articles/Mode-J/>\n>>\n>> A few other tips to help you.......\n>>\n>> If you're going to be running tracking software, like SatPC32, make SURE\n>> your PC has the correct time set!\n>>\n>> An error of 10~15 seconds may not sound like much, but it can cause you\n>> point your antennas wrong, and ruin a pass.\n>>\n>> Same with your Lat/Lon. I use a GPS, which also supplies an accurate\n>> clock to the laptop, but a lot of people get by with just using grid\n>> squares.\n>>\n>> Know precisely *WHERE* North, South. East, and West are at your station\n>> location.\n>>\n>> You'd be surprised how many people don't, and then can't find the sats as\n>> they come up over the horizon.\n>>\n>> Have a helper to point the antenna, as you'll be busy doing the \"Doppler\n>> Dance\".\n>>\n>> Again, if you run SatPC32, the Doppler correction is fed to the rig, and\n>> it's one less manual operation to split your limited time amongst.\n>>\n>> Keep the TenTec on the shelf, in the collection.\n>>\n>> And as somebody else pointed out, get started setting up and practicing\n>> NOW!!\n>>\n>> If you wait until Field Day weekend, you'll wind up extremely frustrated,\n>> with few or no contacts!\n>>\n>> I know, as I used to do it that way every year. I think the best I ever\n>> got was three contacts one year.\n>>\n>> The next year I started two months early, and I made THIRTY FIVE contacts\n>> that year, just because:\n>>\n>> I didn't forget anything at home, requiring numerous unnecessary trips\n>> back and forth (I also bought some Tupperware tubs to keep all the\n>> satellite stuff in!)\n>>\n>> Everything worked because I had six weekends to practice setting up and\n>> operating before Field Day, ensuring all the bugs were worked out\n>>\n>> I was a lot more comfortable using the station because I knew it all\n>> worked, and the stress level was much lower.\n>>\n>> Good luck, get going, and listen for K6AA on Field Day, and KQ6EA the\n>> weeks before while I'm practicing!\n>>\n>> 73, Jim  KQ6EA\n>>\n>>\n>>\n>> On 05/21/2013 08:09 PM, Bill W1PA wrote:\n>>\n>>> I may set up a Field Day satellite station for our local club. I haven't\n>>> done\n>>> this in a while.... my last experience with a non-FM bird was AO-40.\n>>>\n>>> I'd like to avoid the futility of the FM LEO's on FD, and look to the\n>>> working passband birds, which I understand are AO-7, FO-29, and VO-52.\n>>>\n>>> I have at my disposal a FT-847, an Arrow satellite antenna (V/U), and if\n>>> needed,\n>>> various preamps and poweramps for 2m and 432, as well as antennas with\n>>> more elements.\n>>>\n>>> I also have a Ten Tec 2510 satellite unit that does not have the \"extra\n>>> crystal board\",\n>>> which I understand makes it a non-starter for the 3 birds I mentioned.\n>>>\n>>> For those of you experienced with the bandpass birds, assuming an\n>>> outdoor,\n>>> clear sky access location, what should I bring? (i.e. will the FT-847\n>>> stock amp be sufficient?\n>>> How many elements do I need for uplink? pre-amp for downlink? etc)\n>>>\n>>> I also may only be able to work overnight (in darkness) -- that rules\n>>> out AO-7, correct?\n>>>\n>>> Bill W1PA\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\n>>> program!\n>>> Subscription settings: http://amsat.org/mailman/**listinfo/amsat-bb<http://amsat.org/mailman/listinfo/amsat-bb>\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<http://amsat.org/mailman/listinfo/amsat-bb>\n>>\n>\n>\n",
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