Elmendorf Air Force Base AN/FLR-9 HF/DF Array

USA / Alaska / Point MacKenzie /
 military, antenna

This AN/FLR-9 is a type of very large circular "Wullenweber" direction finder antenna array, built at many locations during the cold war to gather signals for western signals intelligence (SIGINT). The world-wide network, known collectively as "Iron Horse", could eavesdrop on HF communications from almost anywhere on the planet.
Nearby cities:
Coordinates:   61°15'51"N   149°51'4"W

Comments

  • Wow! Must be vast!
  • About 1,540 ft wide.
  • Also known as the "elephant cage"
This article was last modified 8 years ago