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Re: Happy Festivus
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You can also celebrate today:
Honor your heritage and explore your family's roots this National Roots Day!
OR
Get into the holiday spirit with a National Ch...
46 minutes ago
Friday, May 6, 2011
WSPR -- THE MOVIE!
VK2TPM made some nice videos of the Weak Signal Propagation Reporting System (WSPR) maps over time. Its kind of fun to watch the propagation shift from trans-Atlantic to trans-Pacific.
More: http://www.youtube.com/user/vk2tpm#p/u/4/U1sBGZzNv8s
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It's like watching the ebb and flow of the tides. Cycles, cycles.... Now here is an interesting "cyclical" behaviour, of a different sort:http://www.youtube.com/watch?v=vsShLMdQBjA
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