What is Telegraphy?

Telegraphy is the long-distance transmission of written messages. The word comes from the Greek words tele (far off, or at a distance) and graphein (to write down). Telegraphy is used for far flung communique between distant points regarding Coded indicators. Modern-day net visitors is a Form of telegraphy, but the term is usually associated with legacy varieties of Telecommunications.

What Does Telegraphy Mean?

Communications at a distance has a relatively lengthy history. From earliest times, mankind has Discovered smart approaches to ship messages beyond earshot. Smoke Signals and torches were used as telecommunications Media, regularly to send information of conflict or Commands for army maneuvers.

The historic Greeks used each fireplace and water to send telegraphic messages. The historian Herodotus wrote approximately “fireplace-signals” that were used in 480 B.C. To communicate information of warfare. Polybius wrote about a torch signal information Encryption gadget in which letters of the alphabet were substituted.

Upon hearing the phrase telegraph, people generally image a clerk Busily tapPing out a message on an electrical tool in Morse Code. This is electric telegraphy. But this is best one Instance of a term with a broader defiNition. The medium for communicating the messages can be used with the time period to Make clear the sort of telegraphy. Here is a short listing:

• Hydraulic telegraphy
• Optical telegraphy
• Electrical telegraphy
• Radiotelegraphy, or Wireless telegraphy

Other varieties of telegraphy besides electrical were used in modern-day times. The French had a sophisticated sySTEM of optical telegraphy from 1792–1846. It used Semaphore code, and towers have been located at 20-mile durations across the u . S .. Before speech was utilized in radio, Morse code persisted to be used over wi-fi radio indicators. Telex transmissions are nonetheless in use round the arena.

The Internet is the State-of-the-art shape of telegraphy. Although the term isn't always in use, electronic telegraphy will be used to describe this indicates of faraway conversation.