Great Circle map Ham Radio

July 20, 2017
Great Circle Map from

Great Circle maps, also known as Azimuthal Equidsdant, are especially useful to the Radio Amateur as they provide a quick visual guide of the correct direction for antenna orientation, something that cannot be achieved with the normal Mercator-projection map that most people are used to seeing.

• Great Circle
Map #1 - 35Kb
Great Circle Map with Amateur Prefixes, centered on Ireland, with a diameter of 10, 000 Km. Format = .gif, 16 colour, 860 x 860 pixels.
• Great Circle
Map #2 - 42Kb
Great Circle Map with Amateur Prefixes, centered on Ireland, with a diameter of 18, 200 Km. Format = .gif, 16 colour, 860 x 860 pixels.
• Great Circle
Map #3 - 43Kb
Great Circle Map with Amateur Prefixes, centered on Ireland, with a diameter of 20, 000 Km. Format = .gif, 16 colour, 860 x 860 pixels.
• Great Circle
Map #4 - 42Kb
Great Circle Map with Amateur Prefixes, centered on Ireland, with a diameter of 28, 800 Km. Format = .gif, 16 colour, 860 x 860 pixels.
• Great Circle
Map #5 - 7Kb
Great Circle Map, B&W, centered on Ireland, with a diameter of 28, 800 Km. Format = .gif, 333 x 333 pixels. With an actual diameter of 4", this map is designed to be glued under the needle of an antenna-rotator control unit, allowing for quick beam-rotation without consulting a list of tables.
Source: www.mapability.com
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