Re: measuring SPL

["Lou Judson" inaudio]

Mics are typlically omni.

I get great uesfulness from the Phonic PAA2 realtime analyser - gives
you frequency readout at a reasonable price:
<http://tinyurl.com/g6cbq>

Lou Judson =95 Intuitive Audio
415-883-2689

On Nov 7, 2006, at 8:58 AM, Gene Dorcas wrote:

> My son plans to have some of his students study the effects of
> urbanization
> on frog populations next semester. They have NSF funding and are
> trying to
> determine what method(s) they will use to measure the sound pressure
> of jet
> airliner noise in various locations.  Can the group give us some
> advice on
> types of dB meters and suggestions on what to purchase.
>
>
>
> Are the mics in dB meters typically omni or cardioid?
>