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Why does AM radio sound foggier than FM radio?

Answer

Two primary reasons: (1) AM radio is limited to a significantly lower bandwidth than FM, and (2) AM receivers tend to use low quality audio processing circuits to keep costs competitive. Also, FM stereo is quite common (at least in the USA) while AM
source: www.quora.com
Q&A Related to "Why does AM radio sound foggier than FM radio?"
Because AM radio stations are tightly packed on the dial - only 9 KHz apart. This means that transmitted audio can only go up to about 4 KHz. FM stations are normally spaced 200 KHz
http://wiki.answers.com/Q/Why_does_FM_radio_have_b...
AM radio has a longer frequency, so it can travel farther, but is
http://www.chacha.com/question/why-does-am-radio-h...
1. Plug one end of the aux cable into the "Headphones" or "Line Out" jack on the radio, and turn the volume on the radio up all the way. 2. Plug the other end
http://www.ehow.com/how_7668842_connect-radio-bose...
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