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What is the difference between the telegrah and the telephone?
The telegraph is a communication device that transmits messages using electrical signals over wires, while the telephone is a device that transmits voice conversations over wires or wirelessly. The key difference is that the telegraph communicates using coded messages, while the telephone allows for real-time spoken conversations.
What is the difference between telephone telegrah and telecopy?
Telegraph can only communicate by an on/off method (Morse code), whereas telephone can communicate a complex waveshape. Interestingly, that means that digital communication preceeded analog.
What two inventions enhanced communication between 1865 and 1900?
The telephone and the telegraph
When was the American Telephone and Telegraph Company created?
The American Telephone and Telegraph Company was created in 1885
What is the harmonic telegraph and how does it work?
"i think it is an early form of a telphone."No, it is not an early form of a telephone. It was invented after the telephone was. The harmonic telegraph was an improvement with the telephone, regarding the number of dots and dashes between the tones it created. It was invented by Elisha Gray in 1874.
What is the symbol for Nippon Telegraph and Telephone Corporation in the NYSE?
The symbol for Nippon Telegraph and Telephone Corporation in the NYSE is: NTT.
What happened to the telegraph?
Inventors throughout history evolved the telegraph into the telephone.
What came after the telegraph?
Welll.... the telegraph replaced the pony express then the telephone replaced the telegraph. and now a days texting has replaced the telephone.
What do the telegraph and telephone have in common?
Both use electricity and radio waves to communicate.
What was used prior to the telephone?
telegraph
What is a voice telegraph?
Um, a telephone??
What has the telephone made obsolete?
telegraph
