dBa or dbC for noise measurements?

[Ed White]

Use dBA.  It more closely approximates the
characteristics of the human ear and is commonly used
when noise measurements are taken.  

Ed

--- vicenterc at comcast.net wrote:
> Just a question.  What weighted factor should be use
> for precision aerobatics AMA noise measurements? 
> dBA or dBC.  I think is dBA and was discussed a long
> time ago but I forgot.
> 
> Thanks,
> 
> Vince Bortone

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