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GET /hyperkitty/api/list/[email protected]/email/J5HUVL6ITT4VQQHQBFPZDSXE4CX3HPB5/?format=api
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/J5HUVL6ITT4VQQHQBFPZDSXE4CX3HPB5/?format=api", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api", "message_id": "[email protected]", "message_id_hash": "J5HUVL6ITT4VQQHQBFPZDSXE4CX3HPB5", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/CXO6U3THRQDRXR656MVEAIIJBDYBGCE2/?format=api", "sender": { "address": "kq6ea (a) verizon.net", "mailman_id": "d2ef86d749ee450c8ad9ffc9f2e15cad", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/d2ef86d749ee450c8ad9ffc9f2e15cad/emails/?format=api" }, "sender_name": "Jim Jerzycke", "subject": "[amsat-bb] Re: A viable FD satellite operation", "date": "2013-05-22T16:03:11Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/T32K5RT2BBGSNJ2E6TC72DQ6QWFXGKMU/?format=api", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "Yep, it's about 13* here in SoCal.\n\nJim\n\n\nOn 05/22/2013 11:39 AM, Rolf Krogstad wrote:\n> Sorry, I forgot to say it makes a difference because of Magnetic\n> Declination - the difference between magnetic north and true north.\n>\n>\n> On 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> 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": [] }