DIY Ham Radio Antennas - NVIS Antennas for 20m and 80m COMMS

Nick Meacher, Survival Dispatch resident communications expert dives into NVIS - Near Vertical Incident Skywave. This is an antenna theory that allows HF transmission distances up to 3,000 miles by using propagation and bouncing signals off the atmosphere.

NVIS ANTENNA THEORY AND DESIGN
https://region6armymars.org/downloads/NVIS-Antenna-Theory-and-Design.pdf

Homebrew AS-2259
http://www.n3oc.dyndns.org/Homebrew%20AS-2259%20GR.pdf

NVIS AS-2259 Antenna
http://www.marc.on.ca/marc/ares/documents/NVIS_2040-80_20antenna.pdf

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