ionosphere - Hamradio.my

May 4, 2011

amateur radio direct wave HF ionosphere propagasi propagation radio amatur sky wave VHF

Radio propagation is the behavior of radio waves when they are transmitted, or propagated from…

November 18, 2009

amateur radio aurora aurorae auroras australis borealis ham radio HF ionosphere north wind propagation VHF

Before we can understand auroras, we need a few facts about the space around our…