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{
    "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/IO6W73GT2MGQ7R27SX7ERO4IIX5Y4CZ4/?format=api",
    "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api",
    "message_id": "69DBD0289F1B47FDAC000B7D376E0166@w5acmathlon",
    "message_id_hash": "IO6W73GT2MGQ7R27SX7ERO4IIX5Y4CZ4",
    "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/HS4LDFN3KKT2WHOSJBLKTOKQBX2L2NIL/?format=api",
    "sender": {
        "address": "w5acm (a) swbell.net",
        "mailman_id": "1aea405f87394dbd905fc46a461b4058",
        "emails": "https://mailman.amsat.org/hyperkitty/api/sender/1aea405f87394dbd905fc46a461b4058/emails/?format=api"
    },
    "sender_name": "Andy MacAllister",
    "subject": "[amsat-bb] Re: SO-67 over Europe thanks for test",
    "date": "2009-11-07T21:00:56Z",
    "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/JY7VEXWFAROYFZTUW245TQAT4L7AE6RQ/?format=api",
    "children": [],
    "votes": {
        "likes": 0,
        "dislikes": 0,
        "status": "neutral"
    },
    "content": "For the 1614Z pass, I made it a point to stay centered in the uplink, i.e. a \nfew kHz of appropriate Doppler correction on 2M as SO-67 went by. This \nhelped also.\nAndy W5ACM\n\n----- Original Message ----- \nFrom: \"Roger Kolakowski\" <[email protected]>\nTo: \"OZ1MY\" <[email protected]>; \"Kostas Ioannidis\" \n<[email protected]>; \"AMSAT-BB\" <[email protected]>\nSent: Saturday, November 07, 2009 3:38 PM\nSubject: [amsat-bb] Re: SO-67 over Europe thanks for test\n\n\n> Yes it did help...2.5 KHz it is...\n>\n> Roger\n> WA1KAT\n>\n> ----- Original Message -----\n> From: \"OZ1MY\" <[email protected]>\n> To: \"Roger Kolakowski\" <[email protected]>; \"Kostas Ioannidis\"\n> <[email protected]>; \"AMSAT-BB\" <[email protected]>\n> Sent: Saturday, November 07, 2009 8:29 AM\n> Subject: Re: [amsat-bb] Re: SO-67 over Europe thanks for test\n>\n>\n>> Hi Roger and the -bb,\n>> From memory it takes up less than 12.5 kHz which is the\n>> channel spacing on 2 meters (In Region 1 at least).\n>> Frequency deviation like 2.5 kHz (old 3.5 kHz and even some\n>> have 5 kHz deviation).\n>> It is the frequency deviation that is a the issue with SO-67 (I think).\n>> If you run too high deviation on the uplink the LF to the transmitter \n>> will\n>> make it deviate too much. Even for a normal (old) setting on the receive\n>> side.\n>>\n>> The Carson rule says: Signal Bandwidth = 2 times (Deviation + modulation\n>> frequency).\n>>\n>> Did that help ?\n>> 73 OZ1MY\n>> Ib\n>> ----- Original Message -----\n>> From: \"Roger Kolakowski\" <[email protected]>\n>> To: \"OZ1MY\" <[email protected]>; \"Kostas Ioannidis\"\n>> <[email protected]>; \"AMSAT-BB\" <[email protected]>\n>> Sent: Saturday, November 07, 2009 3:03 PM\n>> Subject: Re: [amsat-bb] Re: SO-67 over Europe thanks for test\n>>\n>>\n>> > How \"narrow\" is FMN?\n>> >\n>> > Roger\n>> > WA1KAT\n>> >\n>> > ----- Original Message -----\n>> > From: \"OZ1MY\" <[email protected]>\n>> > To: \"Kostas Ioannidis\" <[email protected]>; \"AMSAT-BB\"\n>> > <[email protected]>\n>> > Sent: Saturday, November 07, 2009 6:40 AM\n>> > Subject: [amsat-bb] Re: SO-67 over Europe thanks for test\n>> >\n>> >\n>> > > Hi Kostas,\n>> > > If you do not have FMN on your radio, turn the mike gain down and/or\n>> > > do not shout :-)\n>> > > 73 OZ1MY\n>> > > Ib\n>> > > ----- Original Message -----\n>> > > From: \"Kostas Ioannidis\" <[email protected]>\n>> > > To: \"OZ1MY\" <[email protected]>\n>> > > Sent: Saturday, November 07, 2009 12:20 PM\n>> > > Subject: Re: [amsat-bb] SO-67 over Europe thanks for test\n>> > >\n>> > >\n>> > > > Goodmorning,\n>> > > > As the previous operator said thank you a lot for this great\n> sounding\n>> > > > sat! It was booming all tha pass.\n>> > > > A lot of traffic on the air! But the narrow FM is an issue for \n>> > > > those\n>> > > > who do not use it...\n>> > > >\n>> > > >\n>> > > >\n>> > > >\n>> > > > 73 de SW1IXP\n>> > > >\n>> > >\n>> > > _______________________________________________\n>> > > Sent via [email protected]. Opinions expressed are those of the\n> 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\n>> > >\n>> >\n>> >\n>>\n>>\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",
    "attachments": []
}