Other communication system

In addition to the codes that we have seen, there are other types of codes that we use to communicate, like the one  that we will see next:

Morse code

Morse Code consists of dashes and dots that represent letters and numbers. And it was created in 1835 to transmit long distance messages using a telegraph. It was created by Alfred Vail and Samuel Morse while the telegraph was being invented.

What is a telegraph?

The telegraph is an object that uses electrical signals to transmit text messages encoded using the Morse code. It works with 2 electrical signals, one short (point) and one long (line)