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GET /hyperkitty/api/list/[email protected]/email/WDTND5JKO2HKMWBNCGBDJJX3CIFMB234/?format=api
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/WDTND5JKO2HKMWBNCGBDJJX3CIFMB234/?format=api", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api", "message_id": "[email protected]", "message_id_hash": "WDTND5JKO2HKMWBNCGBDJJX3CIFMB234", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/WDTND5JKO2HKMWBNCGBDJJX3CIFMB234/?format=api", "sender": { "address": "wandtosborne (a) gmail.com", "mailman_id": "e0efce0b56004e129f9360474b5a7a08", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/e0efce0b56004e129f9360474b5a7a08/emails/?format=api" }, "sender_name": "Wendy and Terry Osborne", "subject": "[AMSAT-BB] Re: RTL-SDR type preamp on the birds?", "date": "2023-01-09T02:54:46Z", "parent": null, "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "You could buy one of these: \nhttp://www.rtl-sdr.com/rtl-sdr-com-broadcast-fm-band-stop-filter-88-108-mhz-reject-now-for-sale \nto remove any problems with high power FM transmitters.\n\n73,\nTerry Osborne ZL2BAC\n\n\nOn 9/01/2023 3:36 pm, Robert McGwier via AMSAT-BB wrote:\n> You are going to run into serious trouble if you live near high power \n> transmitters, especially FM. The front end of the RTL-SDR has poor \n> large signal handling capabilities.\n>\n> Bob\n> N4HY\n>\n> On Thu, Dec 29, 2022 at 5:08 PM James Hickox via AMSAT-BB \n> <[email protected]> wrote:\n>\n> Hello. After many years away, I am beginning to get a shack ready\n> to start using the satellites again.\n>\n> This time, I cannot go with the best hardware and will.need to do\n> some compromises.\n>\n> I played with the SDR dongles awhile back and used one of the $20\n> wideband preamps.\n>\n> My question: if I were to set the preamp up with a diplexer as\n> an input filter and 50 ohm terminations for protection along with\n> the proper relays, could this preamp be useful if mounted near the\n> antenna feed point?\n>\n> I cannot seem to find out any comparisons or testing against other\n> homebrew or commercial units.\n>\n> Thanks and 73,\n> James, AA5AO\n>\n> -----------------------------------------------------------\n>\n> Sent via AMSAT-BB(a)amsat.org <http://amsat.org>. AMSAT-NA makes\n> 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\n> views of 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> <http://amsat.org>\n> Manage all of your AMSAT-NA mailing list preferences at\n> https://mailman.amsat.org\n>\n> -- \n> Dr. Robert W McGwier, Ph.D.\n> Adjunct Faculty, Virginia Tech\n> Affiliated Faculty, University of Scranton\n> ARDC Member of Board\n> N4HY: ARRL, TAPR, AMSAT, EARC, CSVHFS\n> Sky: AAVSO, Sky360, explorescu.org <http://explorescu.org>, Skyscrapers\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 expressed\n> are solely those of the author, and do not reflect the official views of AMSAT-NA.\n> Acceptable Use and Privacy Policies available athttps://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 athttps://mailman.amsat.org\n\n\n", "attachments": [ { "email": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/WDTND5JKO2HKMWBNCGBDJJX3CIFMB234/?format=api", "counter": 2, "name": "attachment.html", "content_type": "text/html", "encoding": "utf-8", "size": 8695, "download": "https://mailman.amsat.org/hyperkitty/list/[email protected]/message/WDTND5JKO2HKMWBNCGBDJJX3CIFMB234/attachment/2/attachment.html" } ] }