A Transmissão Aberta em Ondas Curtas de Rádio (OC) como infraestrutura crítica de comunicação e sua relação com a Soberania e Defesa Nacionais

Abstract

The purpose of this article is to explain the importance of shortwave radio transmission, in which the operation carried out by the main public communication company in the country, Empresa Brasil de Comunicação (EBC), considers a structure that seeks to serve a diversity of the population, especially in remote areas and frontiers of the Amazon, which brings its destination closer to the elements that maintain national sovereignty and defense, in addition to its need as a critical infrastructure for national communication. It is necessary to consider that the robust shortwave structures imply high costs and maintenance difficulties, in addition, the communication has undergone great technological evolution, however such structures continue in operation, not only in Brazil, but in several countries, with reception of these radios. foreigners in Brazil. The result obtained presents the real need for the EBC shortwave system as an element of maintenance of national communication in possible threats and situations of interruption of digital communication and its relevance in supporting national sovereignty and defense in critical situations and threats to Brazil.