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{
    "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/Z36HFMUIPTW2DOH4QTFSQF27HWCIGRPC/?format=api",
    "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api",
    "message_id": "CAAJiE8MovvRRfBAnGnwtuvNGW_ArkCRnFs+3tenCQHfUwSNmvg@mail.gmail.com",
    "message_id_hash": "Z36HFMUIPTW2DOH4QTFSQF27HWCIGRPC",
    "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/B3CEGWWUY3RYRDNN4O3MGLEAWVJS54FQ/?format=api",
    "sender": {
        "address": "kb2ysi (a) gmail.com",
        "mailman_id": "1ea455b723224992934ae02082411602",
        "emails": "https://mailman.amsat.org/hyperkitty/api/sender/1ea455b723224992934ae02082411602/emails/?format=api"
    },
    "sender_name": "Don KB2YSI",
    "subject": "Re: [amsat-bb] Unsuccessful Uplinks - AO-92",
    "date": "2018-06-12T13:35:56Z",
    "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/IKDXCWV5DWMUU7MYSHTQ26XHF2S5WKSJ/?format=api",
    "children": [],
    "votes": {
        "likes": 0,
        "dislikes": 0,
        "status": "neutral"
    },
    "content": "Use the D74 on receiving, it is very important to hear as well as possible!\nNot to mention that you can use the built-in recorder, as I do, which is\nvery handy.\n\nThe Btech uv-5x3 day I use for TX cannot hear very well at all; I tried it\non RX once and never tried a second time.\n\n73, Don KB2YSI\n\nOn Tue, Jun 12, 2018, 08:43 Hugo Dominguez, Jr. <[email protected]> wrote:\n\n> Thanks so much. The MFJ seems perfect with good reviews. Then I can rig my\n> baofeng for receive to the Elk and hand hold my D74 for transmitting or\n> vice versa so that I can use the D74 to record the received signal. I Was\n> going to order one from Amazon but it is $7 cheaper at HRO. Hoping to get\n> one by Saturday and be more successful. It is getting very sad not hearing\n> anyone come back to me, especially when the bird isn’t busy. I heard two DX\n> stations last night probably from Mexico or South America on AO-92. No\n> response from anyone of course.\n>\n> —\n> Hugo Dominguez, Jr.\n>\n> On Jun 8, 2018, at 06:34, Rolf Krogstad <[email protected]> wrote:\n>\n> MFJ sells a duplexer (aka Diplexer).  The model number is MFJ-916B.\n> There are other manufacturers also such as Comet and Diamond, etc.\n>\n> There was an article not long ago in the Amsat Journal, (or was it QST?),\n> comparing different models.\n>\n> 73\n> Rolf  NR0T\n> EN34it\n>\n> On Fri, Jun 8, 2018 at 8:10 AM, Don KB2YSI <[email protected]> wrote:\n>\n>> What I have done is to hook the common port to the antenna that I want and\n>> then the HT up to the side of the duplexer that I want to use.  I found it\n>> easier to use the VHF side of the Arrow for this setup.\n>>\n>> 73, Don KB2YSI\n>>\n>> On Fri, Jun 8, 2018, 08:37 Hugo Dominguez, Jr. <[email protected]> wrote:\n>>\n>> > Thanks everyone for the feedback. I do have other handhelds. Is there a\n>> > way to connect a splitter on my Elk antenna so that I can connect two\n>> > handhelds? Will that degrade my signal in and/or out? Do I need to\n>> filter\n>> > the signals to split off the VHF and UHF signals? Right now I just try\n>> to\n>> > lay one handheld with its own HT antenna somewhere in case it is able to\n>> > receive a signal or I try to get someone to hold it for me. Most of the\n>> > times i’m by myself.\n>> >\n>> > —\n>> > Hugo Dominguez, Jr.\n>> >\n>> > On Jun 7, 2018, at 11:57, Don KB2YSI <[email protected]> wrote:\n>> >\n>> > My FM operating is has been dual HTs and portable, I.E. not tripod, no\n>> > table, just me and what I can hold. I am working on a SSB setup but only\n>> > tried it a few times thus far, but that includes a backpack.\n>> >\n>> > Yes, holding 2 radios and an antenna is difficult at best, and risky for\n>> > the equipment. That is why I took the suggestion to use a piece of wood\n>> in\n>> > the end of my Arrow to mount the RX radio to. This was a major\n>> improvement\n>> > in the setup. Pictures and credit for the ideas are available at\n>> > hamqth.com/KB2YSI\n>> >\n>> > SO-50 has been my go to satellite and 5w has worked very well for me.\n>> > AO-85 is my unicorn, sometimes I have no issues getting in, others\n>> nothing\n>> > I do seems to work. My money is on operater error. Hihi. AO-91 & AO-92\n>> are\n>> > crazy easy to use once I had a full duplex (using 2 radios and a\n>> duplexer\n>> > as a filter) setup.\n>> >\n>> > I am still new, have not been operating a year yet, but am willing to\n>> talk\n>> > offline if anyone is interested. I may have learned a lot the hard way,\n>> but\n>> > it has been incredibly fun time!\n>> >\n>> >\n>> >\n>> > 73, Don KB2YSI\n>> >\n>> > On Thu, Jun 7, 2018, 14:03 Jean Marc Momple <[email protected]\n>> >\n>> > wrote:\n>> >\n>> >> Hugo,\n>> >>\n>> >> Actually the Baofengs UR-5R that Francois is using are transmitting\n>> with\n>> >> only 2 watts on 70cm. Works very well. Sorry for having stated 4W (Vhf\n>> >> power)\n>> >>\n>> >> I will send you separately a small presentation I did for the local\n>> OM’s\n>> >> which trigger Francois venture on the birds.\n>> >>\n>> >> 73\n>> >>\n>> >>  Jean Marc\n>> >>\n>> >> > On Jun 7, 2018, at 9:41 PM, Hugo Dominguez, Jr. <[email protected]>\n>> >> wrote:\n>> >> >\n>> >> > Thanks for the feedback. I’ll keep trying. Is the Baofang being used\n>> >> the 5 watt or 8 watt version? Right now it is hard holding two radios\n>> and\n>> >> the antenna. Maybe I can strap it to my antenna and use it for\n>> listening\n>> >> for myself. I should also look at mounting my antenna to an old camera\n>> >> tripod to free my hand\n>> >> >\n>> >> > —\n>> >> > Hugo Dominguez, Jr.\n>> >> >\n>> >> >> On Jun 7, 2018, at 10:30, Jean Marc Momple <\n>> [email protected]>\n>> >> wrote:\n>> >> >>\n>> >> >> Hugo,\n>> >> >>\n>> >> >> Just to share experience.\n>> >> >>\n>> >> >> 3B8GZ (not on the BB, but in copy) is working very well AO-91 and\n>> >> AO92, crystal clear above 10 deg. ele. with 2 Baofengs and a home brew\n>> >> Arrow type of antenna while on the beach this side of the globe. He\n>> made\n>> >> QSO’s with South Africa, Madagascar and locals with less than 4W.\n>> >> >>\n>> >> >> SO-50 is a little more tricky as a 74Hz CTCSS required to trigger\n>> the\n>> >> repeater, then you need to switch CTCSS to 67Hz to QSO. Also it need a\n>> few\n>> >> more W for clear QSO.\n>> >> >>\n>> >> >> AO-85 is quite hard-hearing and depending on its path you need\n>> between\n>> >> 15 and 50 W with a 10-15 ele yagi to go through reasonably.\n>> >> >>\n>> >> >>\n>> >> >> Hope this help.\n>> >> >>\n>> >> >>\n>> >> >> 73\n>> >> >>\n>> >> >>\n>> >> >>\n>> >> >> Jean Marc (3B8DU)\n>> >> >>\n>> >> >>\n>> >> >>\n>> >> >>\n>> >> >>\n>> >> >>\n>> >> >>> On Jun 7, 2018, at 9:04 PM, Hugo Dominguez, Jr. <[email protected]>\n>> >> wrote:\n>> >> >>>\n>> >> >>> Someone mentioned to me that AO-91 was made to be worked by\n>> >> handhelds. They also mentioned that AO-85 actually has a damaged\n>> receive\n>> >> antenna and that you need more power. Is that correct? Is 5 watts\n>> >> sufficient for AO-92, AO-85 and SO-50?\n>> >> >>>\n>> >> >>> —\n>> >> >>> Hugo Dominguez, Jr.\n>> >> >>>\n>> >> >>>> On Jun 6, 2018, at 23:08, Daniel Wight <[email protected]> wrote:\n>> >> >>>>\n>> >> >>>> As Gabe pointed out, I may have this backwards as I started out on\n>> >> SO-50 (V/U) & then applied my original techniques to the Fox (U/V)\n>> birds in\n>> >> error (i.e. your initial settings are probably correct). I need to do\n>> some\n>> >> more research before I understand this fully, but it looks like I've\n>> been\n>> >> using the wrong uplink frequencies on my IC-W32A. My apologies for the\n>> >> mistake. Looks like I'll be reprogramming my radio soon....\n>> >> >>>>\n>> >> >>>> 73,\n>> >> >>>>\n>> >> >>>> Daniel, KD7LEE\n>> >> >>>>\n>> >> >>>>> On Wed, Jun 6, 2018, 21:50 Hugo Dominguez, Jr. <[email protected]\n>> >\n>> >> wrote:\n>> >> >>>>> Thanks. All the web pages I read said to perform doppler shift by\n>> >> starting 10 kHz below and work your way up. Even this amsat website has\n>> >> instructions to do it how I am doing it:\n>> >> https://amsat-uk.org/2018/01/26/ao-92-open-for-amateur-radio-use/\n>> >> >>>>>\n>> >> >>>>> I also just noticed that there is a schedule for the L-band for\n>> >> uplink which i’m interpreting that UHF won’t work when the bird is\n>> setup\n>> >> for the L-band for uplink. Maybe I was trying to make contact when it\n>> was\n>> >> on the L band.\n>> >> >>>>>\n>> >> >>>>> —\n>> >> >>>>> Hugo Dominguez, Jr.\n>> >> >>>>>\n>> >> >>>>>> On Jun 6, 2018, at 21:07, Daniel Wight <[email protected]>\n>> wrote:\n>> >> >>>>>>\n>> >> >>>>>> Seems like your Doppler shift might be opposite. I normally\n>> start\n>> >> high & work my way down during the satellite pass... (For instance, I\n>> would\n>> >> start at 435.180 for AO-85 and then work my way down to 435.160 as the\n>> >> satellite 'sunsets' on my horizon). Doppler shift should be higher\n>> >> frequency during approach, near zero when the satellite is overhead,\n>> and\n>> >> lower after the satellite passes.\n>> >> >>>>>>\n>> >> >>>>>> 73,\n>> >> >>>>>>\n>> >> >>>>>> Daniel, KD7LEE\n>> >> >>>>>>\n>> >> >>>>>>> On Wed, Jun 6, 2018, 17:27 Andrew Glasbrenner <\n>> >> [email protected]> wrote:\n>> >> >>>>>>> You've discovered one of the reasons full duplex is best on the\n>> >> FM sats...you have no idea if you are getting through, because you\n>> can't\n>> >> hear while transmitting.\n>> >> >>>>>>>\n>> >> >>>>>>> Got another radio so you can work full duplex?\n>> >> >>>>>>>\n>> >> >>>>>>> 73, Drew KO4MA\n>> >> >>>>>>>\n>> >> >>>>>>> -----Original Message-----\n>> >> >>>>>>> From: AMSAT-BB <[email protected]> On Behalf Of Hugo\n>> >> Dominguez, Jr.\n>> >> >>>>>>> Sent: Wednesday, June 06, 2018 7:41 PM\n>> >> >>>>>>> To: [email protected]\n>> >> >>>>>>> Subject: [amsat-bb] Unsuccessful Uplinks - AO-92\n>> >> >>>>>>>\n>> >> >>>>>>> I’ve just started playing with talking on satellites. I’m able\n>> to\n>> >> hear all the satellites (AO-85, AO-91, AO-92 and SO-50) that I have\n>> >> programmed on my Kenwood TH-D74, which I use with my Elk dual band\n>> periodic\n>> >> log antenna. However no one can hear me or responds to me. I’ve only\n>> been\n>> >> successful with my uplink (being heard) on AO-91 on several passes. I\n>> >> triple checked my frequencies on my radio and the 67 Hz tone and they\n>> are\n>> >> set as follows:\n>> >> >>>>>>> Sat.        Xmit       Tone\n>> >> >>>>>>> SO-50   145.850  67.0 Hz\n>> >> >>>>>>> AO-85   435.170  67.0 Hz\n>> >> >>>>>>> AO-91   435.250  67.0 HZ\n>> >> >>>>>>> AO-92   435.350  67.0 Hz\n>> >> >>>>>>> These are the frequencies used when the bird is at its peak. I\n>> >> adjust for doppler on 440 by starting out 10 khz less, e.g AO-85\n>> 435.160,\n>> >> 435.165, 435.170, 435.175, 435.180.\n>> >> >>>>>>>\n>> >> >>>>>>> Any ideas if something has changed from what is published or\n>> am I\n>> >> missing something? Like I said, i’ve been able to communicate on AO-91.\n>> >> >>>>>>>\n>> >> >>>>>>> —\n>> >> >>>>>>> Hugo Dominguez, Jr.\n>> >> >>>>>>> _______________________________________________\n>> >> >>>>>>> Sent via [email protected]. AMSAT-NA makes this open forum\n>> >> available to all interested persons worldwide without requiring\n>> membership.\n>> >> Opinions expressed are solely those of the author, and do not reflect\n>> the\n>> >> official views of AMSAT-NA.\n>> >> >>>>>>> Not an AMSAT-NA member? Join now to support the amateur\n>> satellite\n>> >> program!\n>> >> >>>>>>> Subscription settings:\n>> >> http://www.amsat.org/mailman/listinfo/amsat-bb\n>> >> >>>>>>>\n>> >> >>>>>>> _______________________________________________\n>> >> >>>>>>> Sent via [email protected]. AMSAT-NA makes this open forum\n>> >> available\n>> >> >>>>>>> to all interested persons worldwide without requiring\n>> membership.\n>> >> Opinions expressed\n>> >> >>>>>>> are solely those of the author, and do not reflect the official\n>> >> views of AMSAT-NA.\n>> >> >>>>>>> Not an AMSAT-NA member? Join now to support the amateur\n>> satellite\n>> >> program!\n>> >> >>>>>>> Subscription settings:\n>> >> http://www.amsat.org/mailman/listinfo/amsat-bb\n>> >> >>> _______________________________________________\n>> >> >>> Sent via [email protected]. AMSAT-NA makes this open forum\n>> available\n>> >> >>> to all interested persons worldwide without requiring membership.\n>> >> Opinions expressed\n>> >> >>> are solely those of the author, and do not reflect the official\n>> views\n>> >> of AMSAT-NA.\n>> >> >>> Not an AMSAT-NA member? Join now to support the amateur satellite\n>> >> program!\n>> >> >>> Subscription settings:\n>> http://www.amsat.org/mailman/listinfo/amsat-bb\n>> >> >>\n>> >>\n>> >> _______________________________________________\n>> >> Sent via [email protected]. AMSAT-NA makes this open forum available\n>> >> to all interested persons worldwide without requiring membership.\n>> >> Opinions expressed\n>> >> are solely those of the author, and do not reflect the official views\n>> of\n>> >> AMSAT-NA.\n>> >> Not an AMSAT-NA member? Join now to support the amateur satellite\n>> program!\n>> >> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb\n>> >>\n>> >\n>> _______________________________________________\n>> Sent via [email protected]. AMSAT-NA makes this open forum available\n>> to all interested persons worldwide without requiring membership.\n>> Opinions expressed\n>> are solely those of the author, and do not reflect the official views of\n>> AMSAT-NA.\n>> Not an AMSAT-NA member? Join now to support the amateur satellite program!\n>> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb\n>>\n>\n>\n",
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