question archive A 66% reduction in ultrasound intensity represents how many decibels?
A 66% reduction in ultrasound intensity represents how many decibels?
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A 66% reduction in ultrasound intensity represents how many decibels?
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A 66% reduction in ultrasound intensity represents how many decibels?
A loss of 3dB represents a 50% loss of signal intensity
Therefore if 50% = 3dB
What about 66%?
This is equal to 66 x 3dB /50
= 3.96dB.
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