Ionosonde StationsBack to Collection NOAA/NESDIS/NGDC/STP/Ionosonde
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Ionosonde Stations
Ionograms are recorded tracings of reflected high frequency radio pulses generated by an ionosonde. Unique relationships exist between the sounding frequency and the ionization densities which can reflect it. As the sounder sweeps from lower to highe (...etc)

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Solar Data
Solar Home page
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Index of STP/Ionosphere
ftp characteristics of Ionospheric data
http://spidr.ngdc.noaa.gov
ftp://ftp.ngdc.noaa.gov/ionosonde
via ftp: SAO, EDP GIF, PNG, MMM, 16C, RSF, SDF, GRM, DFT and SKY via Spidr: ASCII, XML Matlab
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While every effort has been made to ensure that these data are accurate and reliable within the limits of the current state of the art, NOAA cannot assume liability for any damages caused by any errors or omissions in the data, nor as a result of the (...etc)

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