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Do MRI machines have to make so much noise?

April 26, 2017Health machines MRI noise Other - Health

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Do MRI machines have to make so much noise?

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The magnet in a MRI machine is stationary. Nothing moves! The noise is made by RF signals. “Although there are no moving parts inside and MRI scanner, noise is generated when powerful Radio Frequency (RF) electrical pulses are turned on and strong electromagnetic fields are switched off and on rapidly.” http://www.ldcmri.com/html/faq.html#MRIN… Interestingly enough, open MRI scanners are much quieter than the traditional, tunnel MRIs…..