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Pages nearby lat;lon: 37;-102 (geohash: 9wx)

  1. Lamar Air Defense HF Radio Site (Beeline distance: 116004 m) Lamar Air Defense HF Radio Site At Lamar, CO, immediately adjacent to an L-3I main station, there is a former US Air Force radio site. This site provided HF radio communications to Air Defense Command and various successor units at the Cheyenne Mountain Complex until its retirement. Built
  2. Lamar L-3I Main Station (Beeline distance: 116145 m) Lamar L-3I Main Station Lamar, CO is an underground switching main station on the L-3I hardened transcontinental cable. Lamar provided power for the L-3I cable and a span of L-1 cable to Cheyenne Mountain Complex, an AUTOVON tandem switch, and a NORTHSTAR Ground Entry Point.
  3. Transcontinental L-3I System (Beeline distance: 242621 m) Transcontinental L-3I System During the early 1960s, AT&T built a high-capacity transcontinental cable hardened against nuclear attack. The L-3I transcontinental cable served both to add reliable capacity to AT&T's commercial network, and to provide a hardened backbone for the rapidly growing AUTOVON military telephone system.

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