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    SAGE (Semi-Automatic Ground Environment), arsTECHNICA article, 1/4/2022, by Frank O'Brien

    Here's a somewhat thorough article about SAGE, the "Semi-Automatic Ground Environment" system co-ordinating air defense over North America from 1958, parts of it surviving operational up until the early 1980s...
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    • a2ad aerospace defense command air defence air defense command antiaircraft aviation history computer computing interceptor north american aerospace defense command nuclear battlefield radar sage semi-automatic ground environment strategic defence united states air force
    • Replies: 4
    • Forum: Found on the Internet
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