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COMPUTER Charles Babbage
It is a system made up of electronic programs and elements, which together allow information to be processed and ordered. The programs are known as Software and the electronic elements as Hardware. -
TELEGRAPH Joseph Henry
A system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection. -
TELEPHONE Antonio Meucci
Telephones are devices that serve to communicate from one place to another. They are fixed in an establishment or in homes
It is the same as a Smartphone, but without the smart one; I could only call, not social media -
RADIO Guillermo Marconi
It is a means of communication that is based on the sending of audio signals through radio waves.
Radio delivers talk shows, music stations and general news. -
TELEVISION John Logie Baird
Electronic apparatus for the reception and reproduction of television signals. Usually it has a screen and commands or controls. -
MOVILE PHONE Martin Cooper
The mobile phone is an electronic wireless device that allows access to the cellular or mobile telephone network
and they allow us to communicate, access the internet, take pictures, view audiovisual content, play games -
TABLET Jeff Hawkins
A type of regular laptop, larger than a smartphone, that has a touch screen that can be interacted with without the need for a keyboard or mouse.