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Ham Radio Engineering
Exploring the Earth's atmosphere with radio
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In the beginning…
Station
VHF Station (50MHz and 144MHz)
HF Station (3.5-30MHz)
VHF Site Clearance
Research
Knowledgebase
Core concepts
The Troposphere
The Ionosphere
Radio auroras
Sporadic E
Events
Contact
History
Pye/Philips L700 Fixed Link
Communications at the Battle of Arnhem
Past Radio Communications
Sporadic E
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