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01 Feb 21

Meshtastic / An open source, off-grid, hiking, climbing, skiing, GPS mesh communicator.

https://meshtastic.letstalkthis.com/
by wyclif 4 years ago
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23 Jul 05

Geophysical Alerts & Warnings | Australian Space Weather Agency :: Australian Government IPS - Radio and Space Services

http://www.ips.gov.au/Geophysical

useful geomagnetic warnings

by wyclif 20 years ago
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03 Jul 05

Online Tutorial in Precision Navigation

http://gge.unb.ca/Research/GeodesyGroup/tutorial/precision_navigation.htm
by wyclif 20 years ago
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