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![](https://secure.gravatar.com/avatar/383ef534bc3b7412c9fb0790afe6b2ee.jpg?s=120&d=mm&r=g)
Video of IARU-R2 "Satellite Communications 101" workshop on 27 May
by Patrick STODDARD (WD9EWK/VA7EWK) 30 May '20
by Patrick STODDARD (WD9EWK/VA7EWK) 30 May '20
30 May '20
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