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NOAA solar wind prediction tool
NOAA has a nice tool that can be of utility for radio amateur operators that are interested in how the geomagnetic field will be affected and how strongly it will be affected. It is now possible to see...
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10, 12 and 15 meter openings? The secrets of solar data.
Many amateur radio websites show the Solar Terrestrial Data “ticker” from N0NBH. However, many HF radio enthusiasts just look at the SN (solar spot number) and perhaps the K index. The truth is that...
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