Radio dates back to the mid-19th century in the world. It works with the help of sound waves and signals that transmit messages to a specified bandwidth. Radio arrived in India in the early 20th century. On World Radio Day 2023, check out theme, history and significance of it on news18.com
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World Radio Day 2023: Theme, History and Significance
![World Radio Day 2023: Theme, History and Significance]()
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February 12, 2023
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