Kritisch Knospe Verbündete stockholm radio hf frequencies Geplanter Termin Sada Nachwelt
Marine HF Frerquencies
HFLINK - HF Automatic Link Establishment HF ALE HF Network Ham Radio Amateur Radio HF Emergency Disaster Relief Communications.
Pilots / Dispatchers - STORADIO.AERO
Volmet - HF Radio - Major World Air Route Areas - MWARA
ENROUTE
Radio Frequencies
Amateur Radio In Public Service” ”Amateur Radio In Public Service” A Report from Sweden A Report from Sweden Krister Ljungqvist SM0FAG Krister Ljungqvist. - ppt download