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Old 04-15-08, 06:19 AM   #3 (Link)
 
brucek
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Re: Are comparisons odious?


I tried to come up with a reason why the Radio Shack meters don't compare well to the better Galaxy and ECM, but I don't have any idea.

The C-Weight must be enabled on the meters themselves. The ECM is a flat mic so it has no C-Weight switch.

The C-Weight in REW is only a factor when measuring outside the range of the REW calibration file.

Most meters and microphones are quite accurate at 80Hz and require little or no compensation, In fact you'll find all the cal files are basically zero at that point. Your comparisons should be normalized to 80Hz.
My RS meter is fairly close to my ECM and so are Sonnies, so I have no answer for you. Wish I did. We have had discussions about RS changing capsule suppliers at various times, so I suppose it makes the RS meters a crap shoot.

brucek


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