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    "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/NSQ53FS2DSIRMSACABR3JYFUQNCTTEG5/",
    "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/",
    "message_id": "CAEKn9qaZRoNYAuZiZ1p3zA+J1HtR1Yd7OQaD0XYtOtFiUxh2=w@mail.gmail.com",
    "message_id_hash": "NSQ53FS2DSIRMSACABR3JYFUQNCTTEG5",
    "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/NSQ53FS2DSIRMSACABR3JYFUQNCTTEG5/",
    "sender": {
        "address": "davids (a) mediamachine.com",
        "mailman_id": "11b702aa77c64867a61ecd84f22b23de",
        "emails": "https://mailman.amsat.org/hyperkitty/api/sender/11b702aa77c64867a61ecd84f22b23de/emails/"
    },
    "sender_name": "David Spoelstra",
    "subject": "[AMSAT-BB] Re: HT Whip recommendations",
    "date": "2024-04-22T19:03:43Z",
    "parent": null,
    "children": [],
    "votes": {
        "likes": 0,
        "dislikes": 0,
        "status": "neutral"
    },
    "content": "I would second what Clint said. I've made several hundred contacts with a\nwhip. I was lucky to make one contact in a pass.\n\nI built a tape-measure yagi and I can effortlessly make 4 to 5 contacts in\na pass with it. The one I use is straight out of the BSA Radio Merit Badge\nbook:\nhttps://drive.google.com/file/d/1Zbw6dKeXir1GBFCueyoHCSlNnEkiUvF2/view?usp=sharing\n\n-David, N9KT\n\nOn Mon, Apr 22, 2024 at 2:34 PM Clint Bradford via AMSAT-BB <\[email protected]> wrote:\n\n> Although some hams have had success with whips, a meager $15 tape measure\n> beam will provide much more satisfaction.\n>\n> K6LCS\n> Sent from my iPad\n>\n> On Apr 21, 2024, at 21:19, JOHN GEIGER via AMSAT-BB <[email protected]>\n> wrote:\n>\n> \n> Thanks for the information on the Smiley antenna.  So if it is fully\n> extended on 2m it will be a quarter wave, which would be 3/4 wave on 70cm.\n> How well would that receive the satellites when fully extended.  It looks\n> to be the same length as the Nagoya I have been trying, wonder if it works\n> better.\n>\n> The Nagoya is supposed to be a 5/8 wave on UHF but I really couldn't hear\n> the satellites with it.  Is there a problem with a 5/8 wave antenna for\n> satellite reception?  Or maybe I just got a bad one.\n>\n> I see MFJ has a telescoping 1/2 wave antenna for 2m.  That would be a 3/2\n> wave on 70cm.  How well would it receive on that band?\n>\n> 73 John AF5CC\n>\n> Sent using Zoho Mail\n>\n>\n>\n> ---- On Sun, 21 Apr 2024 20:25:34 -0500 *Thomas Schuessler\n> <[email protected] <[email protected]>>* wrote ---\n>\n>\n> A single whip is obviously a compromise.  The Smiley is a tri-band, but\n> with specific whip extensions for specific bands.  The 70 CM and the 2M\n> lengths are different so there will be a compromise on the band that is not\n> the band the antenna is set up for.  I would probably have to make a\n> decision as to whether to set this type of antenna for the RX band or the\n> TX band.  Resonance on TX means more power transferred to the antenna.\n> Resonance on the RX band means better reception at the expense of RF out\n> (Radio power foldback if SWR is too high).\n>\n> Clint, you are missing a very good, easy to build dual band Yagi by Kent\n> Britain, WA5VJB.  Search \"WA5VJB cheap Yagi\".\n>\n> 73, Tom, N5HYP\n>\n> On Sunday, April 21, 2024 at 07:08:31 PM CDT, Clint Bradford via AMSAT-BB <\n> [email protected]> wrote:\n>\n>\n> Smiley 270 - out-performs the Diamond SRh-320a ... at half the price.\n> Brief write-up on the ANTENNAS page at ...\n>\n> Work-sat.com\n>\n> Clint K6LCS\n> Sent from my iPad\n>\n> On Apr 21, 2024, at 12:28, Alan via AMSAT-BB <[email protected]> wrote:\n>\n> \n>\n> John,\n>\n>\n>\n> Take a look at the Pryme AL-800 antenna.  It has been used successfully\n> on satellites, though preferably in a quiet location such as a ship.  I\n> have a BNC version which I used very briefly years ago on some early\n> morning passes.  Amazon and eBay have versions with an SMA connector.  Of\n> course, the usual caveats about clones apply.\n>\n>\n>\n> 73,\n>\n>\n>\n> Alan\n>\n> WA4SCA\n>\n>\n>\n>\n>\n>\n>\n> *From:* JOHN GEIGER via AMSAT-BB <[email protected]>\n> *Sent:* Sunday, April 21, 2024 13:26\n> *To:* amsat-bb <[email protected]>\n> *Subject:* [AMSAT-BB] HT Whip recommendations\n>\n>\n>\n> I am trying to set up an ultra-portable FM satellite station-something\n> that can be used pedestrian mobile, and something that will fit into a\n> school size backpack for airline travel.  Have the HT already-a 10 watt\n> TIDRADIO HT and have made a couple of satellite QSOs using its stock rubber\n> duck.\n>\n>\n>\n> I bought a Nagoya 771R telescoping version of their 771 antenna (which\n> everyone raves about) but it doesn't hear the Mode J satellites well.  The\n> stock rubber duck hears them better.  The antenna is supposed to be a 5/8\n> wave on 70cm, maybe that is the problem.\n>\n>\n>\n> Any recommendation on HT antennas people have been using on the satellites\n> with success?  It needs to be a whip type antenna-not a yagi that breaks\n> down for transportation.  I realize this is a very limited setup, but it is\n> better than being QRT in some circumstances.\n>\n>\n>\n> 73 John AF5CC\n>\n>\n>\n> Sent using Zoho Mail\n>\n>\n>\n>\n>\n> -----------------------------------------------------------\n>\n> Sent via AMSAT-BB(a)amsat.org. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. Opinions\n> expressed\n> are solely those of the author, and do not reflect the official views of\n> AMSAT-NA.\n> Acceptable Use and Privacy Policies available at\n> https://www.amsat.org/about-amsat/\n>\n> View archives of this mailing list at\n> https://mailman.amsat.org/hyperkitty/list/[email protected]\n> To unsubscribe send an email to amsat-bb-leave(a)amsat.org\n> Manage all of your AMSAT-NA mailing list preferences at\n> https://mailman.amsat.org\n>\n>\n> -----------------------------------------------------------\n>\n> Sent via AMSAT-BB(a)amsat.org. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. Opinions\n> expressed\n> are solely those of the author, and do not reflect the official views of\n> AMSAT-NA.\n> Acceptable Use and Privacy Policies available at\n> https://www.amsat.org/about-amsat/\n>\n> View archives of this mailing list at\n> https://mailman.amsat.org/hyperkitty/list/[email protected]\n> To unsubscribe send an email to amsat-bb-leave(a)amsat.org\n> Manage all of your AMSAT-NA mailing list preferences at\n> https://mailman.amsat.org\n>\n>\n>\n> -----------------------------------------------------------\n>\n> Sent via AMSAT-BB(a)amsat.org. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. Opinions\n> expressed\n> are solely those of the author, and do not reflect the official views of\n> AMSAT-NA.\n> Acceptable Use and Privacy Policies available at\n> https://www.amsat.org/about-amsat/\n>\n> View archives of this mailing list at\n> https://mailman.amsat.org/hyperkitty/list/[email protected]\n> To unsubscribe send an email to amsat-bb-leave(a)amsat.org\n> Manage all of your AMSAT-NA mailing list preferences at\n> https://mailman.amsat.org\n>\n>\n> -----------------------------------------------------------\n>\n> Sent via AMSAT-BB(a)amsat.org. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. Opinions\n> expressed\n> are solely those of the author, and do not reflect the official views of\n> AMSAT-NA.\n> Acceptable Use and Privacy Policies available at\n> https://www.amsat.org/about-amsat/\n>\n> View archives of this mailing list at\n> https://mailman.amsat.org/hyperkitty/list/[email protected]\n> To unsubscribe send an email to amsat-bb-leave(a)amsat.org\n> Manage all of your AMSAT-NA mailing list preferences at\n> https://mailman.amsat.org\n\n\n",
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