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Primary Toll & Autovon Switching Center Joint Bell Telephone & USAF North American Air Defense Installation Nucelar Attack Resistant

Major communications tie for military and civilian communications. Also contained Strategic Air Command control consoles to be used in the event of nuclear combat. Presently, the operation is abandoned.

Bell Telephone Outside Plant TD2 Microwave Antenae

Historic obsolete multiplex microwave communication system for Bell Telephone built by Western Electric. Carried television broadcasts, multi-channel long distance telephone message circuits, military autovon circuits. Transcontinental system repeater spacing 30 miles. Total system capacity 10,500 telephone channels.

 

 

Bell Telephone Switching Systems and Related Carrier Facilities

This is the last operating Bell Telephone switching equipment of all generations up to the mid 1960’s.