Uit-Logo Tromsø Geophysical 
Observatory
University of Tromsø
Browse Old Ionosonde Films:
Click on a GIF to return a larger one:
Original size and type (TIFF or JPEG)
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1. GIF # 1
Or get the next/previous 10 ionograms:


 

Last update: 28.Oct. 2011
TGO, University of Tromsø