Antenna

Japanese Name

あんてな

antena

Description

An antenna is a device used to transmit or receive electromagnetic waves, typically radio, television, or wireless signals. It is an essential component in various communication technologies, including radio broadcasting, cellular networks, Wi-Fi, satellite communication, and television signals.

The concept of antennas began in the late 19th century with the rise of wireless communication.
Italian inventor Guglielmo Marconi used antennas in the 1890s to send the first radio signals.
Early antennas were long wires used for transmitting and receiving Morse code.
As radio and television technology developed, antennas became essential for signal reception.
In the 20th century, antennas were widely used in broadcasting, military, and space communication.
The design and materials of antennas improved with advancements in electronics.
Today, antennas are found in everything from smartphones to satellites, enabling global connectivity.

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