NATS 1700 Lecture Notes - Lecture 4: The Victorian Internet, Electrical Telegraph, Roaring Twenties
18 Apr 2016
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Document Summary
Original telegraph network was developed in france. It was considered to be one of the first visual system sending one message to another through (visual signals). Line of sight system refers to core person at one location and the other person at another location. Visual signals are a reflection of light in a form of (coded mirrors). Electric telegraph developed in the mid 1800"s. First electronic means was of sending one message to another person. Different alphabet had different codes which resulted to send a message using electrical mode. Sender of the message uses dots and dashes sent through wires then to electric receiver to decode the information providing your original message. If electric wires were set up, they were able to send message to one place to another. Before telegraph, messages were sent via post. Which could take a long time, days, weeks, or even months sent within a country itself.
