Date
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Gray Line Propagation
Richard and Others,
An excellent web site for checking current
gray line propagation is http://dx.qsl.net/propagation/greyline.html.
It has a map that refreshes every 5 minutes, and shows where sunset and sunrise
are occurring in the world at any given moment.
Of course, there are only certain times of the
year that these gray line paths allow great propagation from TP or TA
transmitters to North American DXers with Ultralight radios. But if you
are lucky enough to have a gray line path as well as good solar conditions, you
can have a fantastic logging. One of these occurred for me on August 28th,
with a booming signal from VOA-1575 in Thailand on a stock DT-400W at Grayland,
WA.
73, Gary |
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Kirk Allen <kirk74601@...>
Gary,
Thank you very much for posting that link. That's handy dandy for sure!! Somewhere in this unorganized filing cabinet I have that old world map with overlays for each month showing the same thing as that website. I think they called it the "DX Edge" if memory serves me correctly. Kirk Allen Ponca City, OK --- In ultralightdx@..., D1028Gary@... wrote: propagation is _http://dx.qsl.net/propagation/greyline.html_refreshes every 5 minutes, and shows where sunset and sunrise are occurring in the world at any given moment.these gray line paths allow great propagation from TP or TA transmitters toNorth American DXers with Ultralight radios. But if you are lucky enough to havea gray line path as well as good solar conditions, you can have afantastic logging. One of these occurred for me on August 28th, with a booming signalfrom VOA-1575 in Thailand on a stock DT-400W at Grayland, WA.the NEW AOL.com.dp&icid=aolcom40vanity&ncid=emlcntaolcom00000002) |
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Steve Ponder <n5wbi@...>
Kirk,
You are correct! It was called the "DX Edge" and I still use mine. I keep the white plastic world map "slider" and the clear plastic overlays in a white over-sized postal envelope in the front pocket of one of my DX notebooks. It's amazing that the overlays haven't yellowed with age!! Comes in handy when I'm too lazy to boot up the laptop!! 73, Steve N5WBI Houston TX |
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bbwrwy
Gary:
I use the web site occasionally and you're correct it's an excellent resource. I also use a program called AZMAP v. 3.7. It's available from http://www.aa6z.com/. I've found it useful. Good DX. Richard Allen 36°22'51"N / 97°26'35"W (near Perry OK). |
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