FM broadcasting is the use of frequency modulated radio waves to transmit program content. The so-called frequency modulation is the frequency of the high-frequency signal with constant amplitude and constant frequency, which changes with the amplitude of the modulated signal. FM radio is to receive Read More

Why so many people like radioChildhood nostalgia. When I was young, I didn't have any entertainment, and many elders had the habit of radio, so they planted a feeling of retro nostalgia in their hearts.· Unique sound. Different brands and models of radios produce different sounds, and the sounds pro Read More