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#1
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"Dave Typinski" wrote in message
... Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Additional Phase 3 satellites (AMSAT-DL P3E and AMSAT-NA Eagle in the 2009/2010 timeframe) are epected to be lauched in next 24 months -- plenty of leaisurely time to rework and install a BUD for "S' or "C" band -- on a budget. http://www.ultimatecharger.com/dish.html Robert, W0LMD shows you how to build a proper Dish Feed http://www.ultimatecharger.com/Dish_Feed.html |
#2
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On Sun, 21 Oct 2007 06:00:35 -0500, "gb"
wrote: "Dave Typinski" wrote in message .. . Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Additional Phase 3 satellites (AMSAT-DL P3E and AMSAT-NA Eagle in the 2009/2010 timeframe) are epected to be lauched in next 24 months -- plenty of leaisurely time to rework and install a BUD for "S' or "C" band -- on a budget. http://www.ultimatecharger.com/dish.html Robert, W0LMD shows you how to build a proper Dish Feed http://www.ultimatecharger.com/Dish_Feed.html Heh - I had bumped into that web site a coupla months ago, which is what got me thinking about this project. Then I lost the link - so thanks for posting it! -- Dave Typinski AJ4CO |
#3
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![]() "Dave Typinski" wrote in message ... Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Hi Dave NOAAPORT uses a satellite over the Equator, South of Texas to transmit satellite images in near Real Time. You can easily build a station for displaying good images of the Florida as seen from space. Jerry |
#4
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On Sun, 21 Oct 2007 16:48:28 GMT, "Jerry Martes"
wrote: "Dave Typinski" wrote in message .. . Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Hi Dave NOAAPORT uses a satellite over the Equator, South of Texas to transmit satellite images in near Real Time. You can easily build a station for displaying good images of the Florida as seen from space. Jerry Now /that/ would be a cool project! Thanks, Jerry. -- Dave Typinski AJ4CO |
#5
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![]() "Dave Typinski" wrote in message ... On Sun, 21 Oct 2007 16:48:28 GMT, "Jerry Martes" wrote: "Dave Typinski" wrote in message . .. Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Hi Dave NOAAPORT uses a satellite over the Equator, South of Texas to transmit satellite images in near Real Time. You can easily build a station for displaying good images of the Florida as seen from space. Jerry Now /that/ would be a cool project! Thanks, Jerry. -- Dave Typinski AJ4CO Hi Dave If you do build a system for receiving the NOAAPORT images, please keep me informed about your progress. I too got my dish free. The PCI card TV receiver was low cost. The rest is computer and software. eBay is a good source of very good antenna parts at low cost. I am presently stuck due to my poor Linux skills, and Linux is used by the guys who write the software (free). Jerry |
#6
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On Sun, 21 Oct 2007 18:15:48 GMT, "Jerry Martes"
wrote: "Dave Typinski" wrote in message .. . On Sun, 21 Oct 2007 16:48:28 GMT, "Jerry Martes" wrote: "Dave Typinski" wrote in message ... Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Hi Dave NOAAPORT uses a satellite over the Equator, South of Texas to transmit satellite images in near Real Time. You can easily build a station for displaying good images of the Florida as seen from space. Jerry Now /that/ would be a cool project! Thanks, Jerry. -- Dave Typinski AJ4CO Hi Dave If you do build a system for receiving the NOAAPORT images, please keep me informed about your progress. I too got my dish free. The PCI card TV receiver was low cost. The rest is computer and software. eBay is a good source of very good antenna parts at low cost. I am presently stuck due to my poor Linux skills, and Linux is used by the guys who write the software (free). Jerry I briefly went over the NOAAPORT web site. Looks like they have a Windows flavor for the software, or maybe that's just a port to a version that runs under a Windows emulator for Linux. Dunno. The site wasn't too user-friendly - which just makes me want to build the thing even more. If you have any other online references handy for this project, I'd be much obliged if you'd post them. For instance, in my review of the site, I didn't notice anything about having to use a video capture / TV tuner card - although I do have a USB version of one of those. I shall post my progress, if and when. It's a project that's not at the top of the list. First up is launching a weather balloon to 100,000 feet with a camera and a few sensors. Thanks, Jerry. -- Dave Typinski AJ4CO |
#7
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![]() "Dave Typinski" wrote in message ... On Sun, 21 Oct 2007 18:15:48 GMT, "Jerry Martes" wrote: "Dave Typinski" wrote in message . .. On Sun, 21 Oct 2007 16:48:28 GMT, "Jerry Martes" wrote: "Dave Typinski" wrote in message m... Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Hi Dave NOAAPORT uses a satellite over the Equator, South of Texas to transmit satellite images in near Real Time. You can easily build a station for displaying good images of the Florida as seen from space. Jerry Now /that/ would be a cool project! Thanks, Jerry. -- Dave Typinski AJ4CO Hi Dave If you do build a system for receiving the NOAAPORT images, please keep me informed about your progress. I too got my dish free. The PCI card TV receiver was low cost. The rest is computer and software. eBay is a good source of very good antenna parts at low cost. I am presently stuck due to my poor Linux skills, and Linux is used by the guys who write the software (free). Jerry I briefly went over the NOAAPORT web site. Looks like they have a Windows flavor for the software, or maybe that's just a port to a version that runs under a Windows emulator for Linux. Dunno. The site wasn't too user-friendly - which just makes me want to build the thing even more. If you have any other online references handy for this project, I'd be much obliged if you'd post them. For instance, in my review of the site, I didn't notice anything about having to use a video capture / TV tuner card - although I do have a USB version of one of those. I shall post my progress, if and when. It's a project that's not at the top of the list. First up is launching a weather balloon to 100,000 feet with a camera and a few sensors. Thanks, Jerry. -- Dave Typinski AJ4CO Hi Dave Hector has most of what is needed to make a low cost PCI TV receiver work for NOAAPORT. The Twinhan PCI cards are affordable thru eBay and etc. I thought I'd get more help from the "regulars" on the Yahoo NOAAPORT site, but am now disappointed. And, I am slow to learn the Linux (Fedora) that is used to reduce the data. I want you to learn how to make images so you can teach me. I did go out and buy parts and assembled a computer for Fedora. Now I have to learn how to navigate in it. I too have found the"instructions" a bit difficult for me to understand. But, Hector's instructions (http://www.hwic.net/projects/weather/noaaport/) are quite direct and easy to understand. Jerry |
#8
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![]() "Dave Typinski" wrote in message ... On Sun, 21 Oct 2007 16:48:28 GMT, "Jerry Martes" wrote: "Dave Typinski" wrote in message . .. Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... -- Dave Typinski AJ4CO Hi Dave NOAAPORT uses a satellite over the Equator, South of Texas to transmit satellite images in near Real Time. You can easily build a station for displaying good images of the Florida as seen from space. Jerry Now /that/ would be a cool project! Thanks, Jerry. -- Dave Typinski AJ4CO http://hardware.slashdot.org/article.../09/23/1233219 |
#9
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What are you expecting for birds? Condors?? The old TVRO dishes were for
2-4 ghz I think. If you used it for 10 ghz work it would have incredible gain. The surface would have to be extremely smooth as even minor imperfections woulg be bad for 10 ghz use. I saw an article that a group used a 10' 1nd a 12' dish to go 125 miles over the desert with 802.11b wireless (wireless computer network if you're not a computer person like myself). I have a smaller 4'x6' dish I want to mount on my tower someday so I can screw around on the microwave bands. I live on a mountaintop in Vermont which makes it easier to get out on the upper bands that way. Have fun with it and don't stop dreaming of the possibilities. 73's de KA1LHZ Dave Typinski wrote: Anyone have any ideas about what one might do with a television receive-only (TVRO) antenna? The thing is 10' diameter and it's mine for the price of dismantling it and hauling it out of the present owner's back yard. I'm thinking radio astronomy. Might be nice to make my own radio map of the galaxy. I'm guessing that this would work okay somewhere between 1 and 10 GHz... which means making a feed horn... which is easy enough to do. What else could I do with this antenna? Other than covering it in polyethylene sheet to make a really big bird bath... |
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