Quote Originally Posted by T1NY W View Post
Sorry to ruin you theory..

But most mic's can't physically cope with high spl, and will give totally inaccurate readings or possibly even collapse!

If you are competing you need a TermLab. end of story !

What he said again. If you don't have the dough to blow on a TermLab right now then go to a few shows, register, compete, and you will know exactly what ya got. If you decide to get serious then buy yourself a TermLab. There are lots of shows almost everywhere these days.