Much of the land south of the Mogollon Rim lies 4000 to 5000 feet (1,200 to 1,500 meters) above sea level, Arizona Stock Photo - Alamy
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The Bell System technical journal . ^t^^-j ,£iK- Fig. 4—Antenna, meter, and range switch. extending from 0 to 5000 feet and the lower 0 to 1000 feet. Theposition of the range
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faa regulations - Why is there a disparity in the conversion from runway visual range (RVR) to statute miles? - Aviation Stack Exchange