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Mike Rivers[_2_] Mike Rivers[_2_] is offline
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Default Comparing noise levels

On 12/23/2019 12:29 PM, Tobiah wrote:
Say one mic has a self-noise figure of 5dBA, and
another is 10dBA.Â* How much louder is the noise
going to be from the second mic, both electrically
and perceptually?


Well, 5 dB different, in theory one being almost twice as noisy as the
other. But those are pretty low noise figures. You'd need a good bit of
gain in order to hear the mic noise at all.


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