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An optical communication system is any form of communications system that uses light as the transmission medium. Equipment consists of a transmitter, which encodes a message into an optical signal, a communication channel, which carries the signal to its destination, and a receiver, which reproduces the message from the received optical signal.
A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth.
In social science, mass communication is related to communication studies, but has its roots in sociology.Mass communication is "the process by which a person, group of people or organization creates a message and transmits it through some type of medium to a large, anonymous, heterogeneous audience."
An archaic ondel-ondel during the colonial period, performed at the opening of the new wing of Hotel des Indes.. Traditionally, the figure of ondel-ondel was known as barongan, a word derived from barong, a protective spirit that can be found across the animistic Austronesian culture long before the arrival of Hinduism.
A hearing aid is a device designed to improve hearing by making sound audible to a person with hearing loss.Hearing aids are classified as medical devices in most countries, and regulated by the respective regulations.
The COVID-19 pandemic in Indonesia is part of the worldwide pandemic of coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
saron gamelan degung barudak Indra Swara Mexico. The saron is a musical instrument of Indonesia, which is used in the gamelan.It normally has seven bronze bars placed on top of a resonating frame (rancak).