America 250 Candidate: Coaxial Cable
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AUTOMATION HISTORY · AMERICA 250 · REPLACEMENT CANDIDATE
Coaxial Cable
American milestone: 1929 · Lloyd Espenschied and Herman Affel · Bell Telephone Laboratories
Status: Replacement candidate. Final number pending chronology audit.
Why it belongs in America 250
Espenschied and Affel developed coaxial cable at Bell Laboratories to carry higher-frequency signals with reduced interference and loss. The design greatly increased the capacity of long-distance communications systems.
Connection to automation
Reliable high-bandwidth signal transmission became essential to instrumentation, communications, television, computer networking and industrial data systems.