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{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/7LT6AD56OU5P4OQ2AWCP35ZHLIDDLDRV/?format=api", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api", "message_id": "CAJCSnOaQFZeHnmXuC-MO6o5O-XWhF34e5N7Dm1zVvCQ9kONvpQ@mail.gmail.com", "message_id_hash": "7LT6AD56OU5P4OQ2AWCP35ZHLIDDLDRV", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/QGKIKFW4WAASHZTTLYQFCARV6B7LMU7D/?format=api", "sender": { "address": "scott23192 (a) gmail.com", "mailman_id": "120e10e05ba14969a11da0a96d21e355", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/120e10e05ba14969a11da0a96d21e355/emails/?format=api" }, "sender_name": "Scott", "subject": "Re: [amsat-bb] Global Geo SATCOM system?", "date": "2016-10-06T15:02:37Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/TNY55OXXBUA5IBKYIIMNQCAQG5RV45CU/?format=api", "children": [ "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/BH3JMKUJFI7BHMWR2GO4ZV7UYYMJAXI4/?format=api" ], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "The O/S image for the Pi can be downloaded from:\n\nhttps://archive.outernet.is/images/rxOS-Raspberry-Pi/\n\n... there is documentation at:\n\nhttp://rxos.readthedocs.io/en/develop/getting_started/raspberry_pi.html\n\n... but that doc currently seems to cover a lot more than the Pi and also a\nlot more than just installing & using the system.\n\nSo, in summary it's a lot more straightforward than you would think from\nthe instructions:\n\n-write the O/S image to a micro-SD card for the Pi\n\n-point your antenna in the correct direction & plug it into the LNA > SDR >\nPi\n\n-power on the Pi\n\n-from a wi-fi capable computer, connect to SSID \"Outernet\"\n\n-in a browser, connect to either 10.0.0.1 or 10.10.10.10 (mine uses the\nformer, but I noticed in the doc that they reference the latter)\n\n-the browser interface will walk you through setting up an admin password;\nyou can explore the interface from there\n\nRef. the TP-Link dish, the feed is included. I believe it's more-or-less\na dipole.\n\n\n==================================================================\n\nOn Thu, Oct 6, 2016 at 12:53 AM, Andrew Rich <[email protected]>\nwrote:\n\n> Scott\n>\n> I am interested in getting mine going tonight\n>\n> Can you step me through the software side please\n>\n> Andrew\n>\n\n>>>>> what feed on the dish ?\n\n>\n> ------------------------------------------\n> Andrew Rich VK4TEC\n> w www.tech-software.net\n> e [email protected]\n> m +61 (4) 19 738 223\n> m 0419738223\n>\n>\n>\n>\n>\n>\n> On 6 Oct 2016, at 9:25 AM, Scott <[email protected]> wrote:\n>\n> Hi Bob & everyone.\n>\n> I have a partially obscured view at the angle required for geostationary\n> satellites but was curious to see if I could get Outernet's signal from\n> Inmarsat 4-F3, which is where Outernet's transmission originates from in\n> this area (USA East Coast).\n>\n> For background, I had used a variety of antennas (patch, vivaldi, DirecTV\n> dish repurposed) to receive some of the various data streams from Inmarsat\n> 4-F3 in the past, with varying results.\n>\n> I ordered the combination patch antenna / LNA / SDR that Outernet has\n> assembled optimized for L-Band. That left only the software side to\n> configure.\n>\n> The first option was zero-cost, which was to attempt to decode the\n> Outernet feed using their guided software install for an existing Linux\n> computer. This consisted of a number of apps working in concert.\n>\n> The \"receiver\" portion worked properly - I did see a reasonable SNR and\n> mostly error-free data stream. Unfortunately, I never decoded any content\n> with the other apps either due to their alpha or beta stage of development\n> or my lack of linux expertise.\n>\n> However, at the same time I was corresponding with a couple of other hams\n> who saw similar results with the \"add on\" apps for a working linux\n> computer. I have not dug any deeper with that method so as of now, for all\n> I know that branch of the software might have improved.\n>\n> In stark contrast to my lack of success with the linux method was a\n> turnkey boot image that Outernet makes available for you to write to an SD\n> card for use in a Raspberry Pi. Consisting of a fairly lite linux OS, plus\n> all the apps required and optimized for Outernet use, this solution was\n> very much ready for production use.\n>\n> I would say within 2 minutes of booting a new Pi-3 with the Outernet\n> image, content started downloading to the local storage on the Pi. I\n> didn't have to do a thing but figure out how to log into the web interface\n> that is your portal to the Pi. (web as in http; there is no internet\n> connection, naturally) It was as plug-and-play as you could possibly\n> get... turn on the Pi and point the antenna. Period. Content just starts\n> downloading if you have a decent signal. You connect to the Pi from\n> another computer and any files that have downloaded are available for you\n> to view.\n>\n> Of course the antenna / LNA / SDR was attached before I powered up the Pi\n> and positioned to have decent visibility in the right direction. And of\n> course it's easy to see that the better your RF receive situation, the\n> better will be the rate at which content is received.\n>\n> Finally, using items already on-hand for other experiments, I replaced the\n> patch antenna with the TP-Link 2.4 GHz dish (https://www.amazon.com/\n> Directional-Parabolic-Connector-Resistant-TL-ANT2424B/dp/B003CFATOW?th=1)\n> that you often see used by amateurs for experimentation. Never mind that\n> it's supposedly for a higher frequency and never mind that it's not\n> circularly polarized, I found that in conjunction with the LNA & SDR from\n> Outernet, I received a much stronger signal than with the patch antenna.\n> But in fairness, I have not made a comparison with a 100% clear view of the\n> sky.\n>\n> I hope those very early and limited observations of Outernet's solution\n> are useful to you.\n>\n> -Scott, K4KDR\n> Montpelier, VA USA\n>\n>\n> ------------------------------------------------------------\n> --------------------\n>\n> -----Original Message----- From: Robert Bruninga\n> Sent: Wednesday, October 05, 2016 6:51 PM\n> To: [email protected]\n> Subject: [amsat-bb] Global Geo SATCOM system?\n>\n> AMSAT tinkerers?\n>\n>\n>\n> OUTERNET is a free worldwide Geostationary Satellite downlink system\n> designed to bring content to remote areas all over the globe. They have\n> six geostationary birds covering the entire globe EVERYWHERE. All you need\n> is a small 18” (or 36” in some very remote areas) to receive content via\n> your own home-made receiver based on a TV dongle and Rasberry Pi.\n>\n>\n>\n> Is there anyone on AMSAT-bb that is already receiving this content? We’d\n> like to hear about how easy it is to set up a receiver.\n>\n>\n>\n> We have some ideas on how this can be used to augment Ham radio in our\n> Emergency Response and remote operations missions. See\n> http://aprs.org/outnet.html\n>\n>\n>\n> Bob, WB4APR\n>\n>\n", "attachments": [] }