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Robert H. Weitbrecht and James C. Marsters TTY modem

 Collection
Identifier: RITDSA-0075
Overview The Robert H. Weitbrecht James C. Marsters TTY modem collection contains two metallic boxes with electronic circuitry inside that made up the acoustic telephone coupler (now known as a TTY modem) used by Dr. James C. Marsters in the first TTY telephone call between two deaf persons (May 1964).
Dates: 1964

Filtered By

  • Subject: Telecommunications devices for the deaf -- United States -- History X
  • Subject: Teletypewriters X
  • Subject: Deaf -- Means of communication X
  • Names: Lang, Harry G. X