Teresztávközlés
Teresztávközlés, also known as terrestrial telecommunications, refers to the transmission of information through electrical signals or electromagnetic waves over land-based infrastructure. This encompasses a wide range of technologies and systems that enable communication across geographical distances. Historically, it began with the invention of the telegraph, which allowed for the transmission of messages over wires. This evolved into the telephone system, utilizing copper wires to carry voice signals.
In modern times, terestávközlés has expanded significantly with the development of fiber optic cables, which transmit