AM works by modulating varying the amplitude of the signal or carrier transmitted ac. FM radio stations use the VHF frequencies. What does am and FM stand for in radio. SummaryRadio Terms and Abbreviations Click below on the first letter in the term you wish to have defined, and you will go to the start of the terms beginning with that letter.
The term FM band describes the frequency band in a given country which is dedicated to FM broadcasting. Like AM radio waves, FM radio waves also travel parallel to Earth, but instead of stopping at the ionsphere, FM waves travel through the atmosphere and out into space. And AM is Amplitude Modulation. You can even add multiple websites. What does the FM mean in Drivers. FM stands for frequency modulation, which refers to the changes in frequency, or distance between the radio waves, responsible or the sounds heard on FM radio stations. You can remember the difference between AM and FM radio waves by comparing them to a flashlight, suggest Robert. You can return to the top of this page by clicking Top at the end of each section of definitions. Amplitude modulation AM refers to varying the amplitude height of the waveform, while frequency modulation FM refers to varying the frequency of the waveform. How To Install Fiberglass Attic Insulation Tos Diy.