NATS 1775 Lecture Notes - Lecture 24: Triode, Lee De Forest, Wireless Telegraphy

• School: York University
• Department: Natural Science
• Course: NATS 1775
• Professor: Vera Pavri

Document Summary

Many people were ignoring everything the telephone industry was telling them to do and were using the phone for social purposes. Fro(cid:373) the (cid:1005)94(cid:1004)(cid:859)s o(cid:374)(cid:449)ards, sociability became dominant discourse associated with the telephone. Famous slogan back then (cid:862)rea(cid:272)h out a(cid:374)d tou(cid:272)h so(cid:373)eo(cid:374)e(cid:863) At this time, the radio was called wireless telegraphy. The radio was transformed from a messaging system to a broadcasting system. The telegraphs that were used at this time were wired systems that required morse code to be used. The name associated with wireless telegraphy is g marconi. Different parts of wireless telegraphy was invented by different individuals but marconi was the first person who made wireless telegraphy a business: he started a british business. Wireless telegraphy the technology was not around that would allow you to send a voice message, they would send out messages like they did with wired telegraph no voice communication.