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AM and FM Radio Stations

AM (Amplitude Modulation) and FM (Frequency Modulation) radio stations are the two most common types of traditional broadcasting. They use different modulation techniques to transmit sound, affecting signal quality, range, and resistance to interference.

AM Radio Stations

Operate within the 530 kHz to 1700 kHz frequency range.
Known for their long-range transmission, especially at night when signals bounce off the ionosphere.
Commonly used for news, talk radio, and emergency broadcasts due to their ability to reach rural areas.
More prone to static and interference from electrical equipment and weather conditions.

FM Radio Stations

Broadcast in the 88 MHz to 108 MHz frequency range.
Provide clearer sound quality with reduced interference but have a shorter range than AM.
Ideal for music stations, talk shows, and entertainment programming.
Signals travel in straight lines, meaning obstacles like buildings and mountains can weaken reception.

Despite the rise of digital streaming, AM and FM stations remain a major part of the radio industry, offering free, local content to millions of listeners worldwide.


Radio waves are a type of electromagnetic radiation used for transmitting audio, data, and signals. A radio station broadcasts modulated signals, which are picked up by a receiver and converted into sound. There are two main types of modulation: AM (Amplitude Modulation) and FM (Frequency Modulation), each with unique characteristics that influence signal quality and range.