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Hi guys, simple question from someone new to arduino and hardware in general.

I want to have a microphone that detects a sound and inputs to the arduino a number representing the volume of that sound. Doesn't need to be the exact volume in decibels, just a number that will increase the louder the sound is. any tips on how to figure this out?
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something like this - https://www.sparkfun.com/products/9964 - ?
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Rob Tillaart

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