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#1
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Does anyone here know what type of equipment is required for dierct
reception of weather satelite images aboard your boat, recommended vendors, and where it can be purcased? Thanks in advance. |
#2
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Wayne.B wrote in
: Does anyone here know what type of equipment is required for dierct reception of weather satelite images aboard your boat, recommended vendors, and where it can be purcased? Thanks in advance. http://www.hffax.de/html/hauptteil_wx_satellite.htm Great info.... Basically, you need a 137 Mhz turnstile antenna. Doesn't need to be high up as the bird is 22,800 miles over the equator. There's design info on the webpage. ....a 137 Mhz receiver.....Hamtronics has a nice one and this webpage also has information on the decoder softwares for your notebook. http://www.hamtronics.com/r139.htm If you're not a solderer, buy the kit already built....saves grief. The one I saw worked great...(c; |
#3
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On Sun, 05 Mar 2006 00:18:05 -0500, Larry wrote:
...a 137 Mhz receiver.....Hamtronics has a nice one and this webpage also has information on the decoder softwares for your notebook. http://www.hamtronics.com/r139.htm If you're not a solderer, buy the kit already built....saves grief. ========================= Good information, thanks. |
#4
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Larry wrote:
Wayne.B wrote in : Does anyone here know what type of equipment is required for dierct reception of weather satelite images aboard your boat, recommended vendors, and where it can be purcased? Thanks in advance. http://www.hffax.de/html/hauptteil_wx_satellite.htm Great info.... Basically, you need a 137 Mhz turnstile antenna. Doesn't need to be high up as the bird is 22,800 miles over the equator. There's design info on the webpage. ...a 137 Mhz receiver.....Hamtronics has a nice one and this webpage also has information on the decoder softwares for your notebook. http://www.hamtronics.com/r139.htm If you're not a solderer, buy the kit already built....saves grief. The one I saw worked great...(c; OK Larry, a little info in weather satellites. There are two types. The one's at geostationary orbit are the GEOS birds and use S-band communications. The other ones are POES and are the ones that transmit on VHF. The POES are in a polar orbit ~530 miles up. There are currently three that provide APT. NOAA 12,17 and 18. There are two passes over a given point per day. The Hamtronics works great with a 5/8 wave 2 meter antenna. Just a few noise bands occasionally. I had an Eggbeater on the boat but it is too big and found the 5/8 wave to work almost as good. krj |
#5
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krj wrote in news:VDGOf.18057$f6.16359
@bignews1.bellsouth.net: OK Larry, a little info in weather satellites. There are two types. The one's at geostationary orbit are the GEOS birds and use S-band communications. The other ones are POES and are the ones that transmit on VHF. The POES are in a polar orbit ~530 miles up. There are currently three that provide APT. NOAA 12,17 and 18. There are two passes over a given point per day. The Hamtronics works great with a 5/8 wave 2 meter antenna. Just a few noise bands occasionally. I had an Eggbeater on the boat but it is too big and found the 5/8 wave to work almost as good. krj I wonder if the scanners on the 1600 Mhz band will pick up the other birds and if the software will decode it? |
#6
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Wayne.B wrote:
Does anyone here know what type of equipment is required for dierct reception of weather satelite images aboard your boat, recommended vendors, and where it can be purcased? Thanks in advance. i've only experimented. just using my icom 706-mkiig i've tuned in wefax frequencies being broadcast i believe out of boston, and i can hear the tones and transmission. i have not yet gotten my laptop to decode the transmissions but i haven't been trying very hard yet either, i had some other projects going on. but i do plan to do this, to work on getting the laptop running linux to decode wefax. i've also used satscape to find satellites in the sky, including NOAA satellites and others, to watch their tracks and things. i have a satellite yagi antenna too that i can wave around to tune in a few of these satellites but i have met with limited success with this so far! mostly due to the fact that you actually have to stand there and know where in the sky they are if you are depending on a yagi for signal strength. ![]() |
#7
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In article ,
Larry wrote: krj wrote in news:VDGOf.18057$f6.16359 @bignews1.bellsouth.net: OK Larry, a little info in weather satellites. There are two types. The one's at geostationary orbit are the GEOS birds and use S-band communications. The other ones are POES and are the ones that transmit on VHF. The POES are in a polar orbit ~530 miles up. There are currently three that provide APT. NOAA 12,17 and 18. There are two passes over a given point per day. The Hamtronics works great with a 5/8 wave 2 meter antenna. Just a few noise bands occasionally. I had an Eggbeater on the boat but it is too big and found the 5/8 wave to work almost as good. krj I wonder if the scanners on the 1600 Mhz band will pick up the other birds and if the software will decode it? the Ham guys have been getting these images from both the POES and GEobirds for years. Just do a google on NOAA Sat Spec's, and you can get all the Downlink Freqs, and coding types for each catagory of Birds.... |
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