1/3
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced | Call with Kai |
|---|
No analytics yet
Send a link to your students to track their progress
Telegraph (1830s)
Invented by Samuel Morse
Used electrical signals over wires
Messages encoded using Morse code
Telegraph (1830s)
First electrical communication network
Foundation of digital communication
Telephone networks (1876)
Invented by Alexander Graham Bell
Voice communication over wires
Development of switching systems
Telephone networks (1876)
Creation of large communication networks
Introduced the concept of circuit switching