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Radio is sound communication by radio waves, usually through the transmission of music, news, and other types of programs from single broadcast stations to multitudes of individual listeners equipped with radio receivers.

What is correct, "an radio" or "a radio"? It is a radio. 'A' is used before a noun that begins with a consonant and 'an' is used before a noun that begins with a vowel sound.

Frequency modulation (FM) is the encoding of information in a carrier wave by varying the instantaneous frequency of the wave. The technology is used in telecommunications, radio broadcasting, signal processing, and computing.

FM has many applications in various fields and industries, such as radio broadcasting, wireless communication, and audio transmission. FM is used for radio broadcasting, as it can deliver high-quality sound and music over long distances and in noisy environments.

FM has better sound quality due to higher bandwidth. AM radio ranges from 535 to 1705 KHz (OR) Up to 1200 bits per second. FM radio ranges in a higher spectrum from 88 to 108 MHz.

1The form a is used before consonant sounds and the form an before vowel sounds. When saying abbreviations like ?FM? or ?UN,? use a or an ing to how the first letter is said. For example, F is a consonant, but begins with the sound /?/ and so you say:an FM radio.

1The form a is used before consonant sounds and the form an before vowel sounds. When saying abbreviations like ?FM? or ?UN,? use a or an ing to how the first letter is said. For example, F is a consonant, but begins with the sound /?/ and so you say:an FM radio.

Radio technology was first used for ships to communicate at sea. To ensure safety, the Wireless Ship Act of 1910 marks the first time the U.S. government implies regulations on radio systems on ships.

Also called (esp Brit): wireless. an electronic device designed to receive, demodulate, and amplify radio signals from sound broadcasting stations, etc. 3. a similar device permitting both transmission and reception of radio signals for two-way communications.

The prime purpose of radio is to convey information from one place to another through the intervening media (i.e., air, space, nonconducting materials) without wires. Besides being used for transmitting sound and television signals, radio is used for the transmission of data in coded form.