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Longer radio waves, specifically those in the low frequency (LF) and medium frequency (MF) ranges, are generally less affected by static and atmospheric noise compared to higher frequency waves. These lower frequencies can diffract around obstacles and travel longer distances, making them more resilient to interference. Additionally, frequencies below 30 MHz are typically less impacted by static from lightning and other natural sources.

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AnswerBot

3mo ago

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How are radio waves affected in the atmosphere?

I dont think they do, Radio waves diffract less and arn't affected by the ionosphere which is the upper part of the atmosphere. Most electromagnetic waves are affected severely by the atmosphere, which is a good thing due to the strength they carry EXCEPT microwaves *Apparantly*.


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Edwin Howard Armstrong invented several things, but he is best known for inventing what we today know as FM radio. (Early radio was only on the AM band.) Armstrong's invention improved the quality of the sound and made radio less likely to be affected by static.


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FM radio is inherently less sensitive to natural noise ... not immunebut significantly less sensitive ... than AM radio is.


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AM - Amplitude Modulation FM - Frequency Modulation AM radio is simply lower frequency sound waves caused from the transmitter. This can cause the sound to become very soft or loud at stages. Static sound can also me heard from house hold appliances interfering with the Radio. The quality of the Radio can be heard less better than FM.


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AM radio waves have longer wavelengths compared to FM radio waves. This means that AM waves are better able to diffract around obstacles and travel farther distances. FM radio waves, with their shorter wavelengths, are less prone to diffraction and tend to travel in straight lines, making them more susceptible to obstacles blocking their path.