Electronic Projects and Electronics Tutorials An electronics tutorial radio design site. A page that covers nearly every conceivable subject of RF design and construction; with tips, hints and advice.
Harry's Homebrew Antennas, home brew radio circuits, and some theory.
How does a RF receiver work ? How do radio receivers manage to communicate over huge distances? An explanation of the fundamental mechanism.
How Radio Works Informative multipart tutorial with illustrations and animations explains everything about radio waves, many related links.
Octaloop Antenna A gif schematic of a 8 sided antenna with mount details.