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GET /hyperkitty/api/list/[email protected]/email/L3C3NDG6A3IAMK6TRPQ36CS64GL3AUBR/?format=api
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/L3C3NDG6A3IAMK6TRPQ36CS64GL3AUBR/?format=api", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api", "message_id": "[email protected]", "message_id_hash": "L3C3NDG6A3IAMK6TRPQ36CS64GL3AUBR", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/BPTPJPOYK62QAVPE7C2NBM4KL3PRWDEV/?format=api", "sender": { "address": "ko6th_greg (a) hotmail.com", "mailman_id": null, "emails": null }, "sender_name": "Greg D.", "subject": "[amsat-bb] Re: Help for Humber College Students with ISS Contact", "date": "2008-11-25T05:21:33Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/GTUXDX5VYTBF7ZADSBEXRDVTPAJRL57D/?format=api", "children": [ "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/ZY5WGWV7S7MKMU33DTKUKKMQGQ2MVBBK/?format=api" ], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "\nIf you'd like, I expect there are more than a couple of us who wouldn't mind sending him a copy of our QSL cards from Mir and ISS, not to mention a few dozen other satellites far more difficult... Better hope he has a large mailbox.\n\n(only half kidding...)\n\nGreg KO6TH\n\n> Date: Mon, 24 Nov 2008 18:03:53 -0600\n> From: [email protected]\n> To: [email protected]\n> CC: [email protected]; [email protected]\n> Subject: [amsat-bb] Re: Help for Humber College Students with ISS Contact\n> \n> These are the people whose professor famously told the Toronto Star\n> said that only professional radio engineers had the knowledge and\n> competency to contact the ISS. I wrote the professor a letter, but he\n> never replied.\n> \n> I suspect their main problem is that they're using an excessively\n> high-gain antenna, which means it's extremely directional and thus the\n> targeting has to be very precise.\n> \n> Also, it might help if they listened on the DOWNLINK frequency instead\n> of the UPLINK frequency.\n> \n> Kelly\n> \n> \n> On Mon, Nov 24, 2008 at 5:20 PM, Ken Owen <[email protected]> wrote:\n> > Hi folks:\n> >\n> > A student from Humber College (Toronto) has asked me several questions\n> > regarding contacting the ISS. One has to do with receiving a beacon, and\n> > the other has to do with antenna polarization. I've urged him to join AMSAT\n> > and get on the listserv, but in the mean time, I wonder if anyone can help\n> > him out with his questions.\n> >\n> > Please reply directly to him ([email protected]) if you can help.\n> >\n> > Thanks!\n> >\n> > Ken, N6KTH\n> >\n> >\n> >\n> > From: Paul Je [mailto:[email protected]]\n> > Sent: Monday, November 24, 2008 1:17 PM\n> > To: Ken Owen\n> > Subject: RE: ISS contact\n> >\n> > Say Ken, we've set up our primary station just fine, but I was wondering if\n> > I could ask for your advice. Well, you see, we've tested the transceiver\n> > that we have (the ICOM IC-V8000), and we can transmit and receive just fine\n> > with it on our circular-polarized HyGain 2m antenna. Also, we did a VSWR\n> > test and our loss is minimal with the 75W transceiver that the ICOM\n> > produces. Ok, so here's the problem. Even with all the proper testing\n> > done, we still can't seem to pick up or hear the 166MHz beacon that the ISS\n> > produces.\n> >\n> > My classmates and I are a bit worried/stressed out. I mean, just on last\n> > Friday, we did a test and someone drove at least 5km away from out college\n> > and heard us fine with the handheld radio he had. We had a signal strength\n> > of 3+ out of 5. He could've drove out even further, but we felt that we did\n> > enough testing to know that any attenuation losses were very minimal.\n> >\n> > Well, do you know what the problem could be? Have you heard the beacon?\n> > What does it sound like? Maybe we should delay or advance the rotor by a\n> > few seconds? We're using NOVA software, and it allows us to send our\n> > transmission a few seconds ahead or behind.\n> >\n> > Ok, so we have a circular polarized HyGain antenna hooked up to our Yaesu\n> > G5500. Uhm, this might sound dumb but do you know whether we should be\n> > right hand circular polarized or left hand circular polarized? Is the ISS\n> > right hand or left hand on 144.490MHz?\n> >\n> > I'm trying to research this, but I'm having the hardest time to find this\n> > information out. Oh, also, since our antenna is circular-polarized, does\n> > the way we set our antenna have an effect on our transmission? I know this\n> > sounds confusing, but let me explain:\n> >\n> > If you looked at our antenna from the front so that you could see all the\n> > dipoles/elements both vertically and horizontally to your view, well, should\n> > they be perfectly aligned with one set horizontal and one vertical? Both\n> > the vertical and the horizontal are perfectly 90degrees to each other,\n> > however, instead of being a perfect cross to your view, the elements are\n> > more like an \"X\" to your point of view (even though both are perfectly\n> > 90degrees to each other).\n> >\n> > Well, hope to hear back from you.\n> >\n> > Paul\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> 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_________________________________________________________________\nAccess your email online and on the go with Windows Live Hotmail.\nhttp://windowslive.com/Explore/Hotmail?ocid=TXT_TAGLM_WL_hotmail_acq_access_112008", "attachments": [] }