Magnetic Loop Antenna for 20m, 30m, 40m by G4FON

The NB6Zep antenna is a simple inexpensive wire antenna, easy to build, that will yield excellent results on all bands. NB6Zep will operate on all ham bands 40-10 meters (including the WARC bands) with no strain on the antenna tuner, transmission line or operator.

W1ZY 40 Meter Moxon ham radio antenna.

W8WWV - 160/80/40 Meter 6-Element Vertical Array (Hex Array) Array design for a hex array of verticals. Great article!

W8WWV - 40 Meter Parasitic Delta Loop Array
Design, construction, tuning and performance.

W8WWV - Hex Array - 80/40 Meter Vertical. Great article on the verticle itself used in Greg's hex array article. Also see:
http://www.seed-solutions.com/gregordy/Amateur Radio/Experimentation/HexArray/8040Vert.htm

Wire Moxon Rectangles for 40-10 Meters

Wire Moxon Rectangles for the 40-10 Meters ham radio bands

ZZ Wave Net is a dual band (40m & 80m) inverted-v like loop