AVR-Chat

I have two micro waterproof microphones coming in tuesday to play with. I plan on testing them in my 15 foot pool. Problem is echoes off of the sides and bottom, way different than a lake but somewhere to start.

Brian

--- In AVR-Chat@yahoogroups.com, "blue_eagle" <blue_eagle74@...> wrote:
>
> I havent picked an avr chip yet. What I want to do is measure the sound underwater from two microphones to find out which one has more sound over the other. Trying to understand how to use the micro to average sound inputs. How often should it sample? Do you have a website to explaine it?
> 
> Thanks,
> Brian
>