U.S. Navy uses Morse for visual communications with a flashing light as well as radio coded signals sent
Samuel Morse was the inventor of the code popularly used via the telegraph machine. The code being Morse code.
Morse code. Still used today in bad communication conditions.
Really nothing has, it is still in use today. The telephone, telex, fax, e-mail, SMS texting, instant messaging, Facebook....
Many people in the military used Morse code. Morse code is a type of communication that everyone else could not understand.
It has been used once circa 1835 and is still in use today.
People used the Morse Code to send messages from far distances Morse code was used by how long you hold it down.
I used to be familiar with Morse code, but not anymore.
A telegraph is used to send messages over long distances. The telegraph people are usually familiar with today does this electrically, and uses Morse Code. There were earlier telegraphs, however, that were visual and used flags, with messages being relayed from one station to the next.
Historical Reenactments
to communicate
It used wires to transmit Morse Code over short distances
Samuel Morse invented the telegraph and the code that the telegraph used (Morse code).