On 11/10/2013, Richard L. Hess wrote:

> Hi, Jamie,
> 
> You make a lot of good points in this post--thank you for taking the 
> trouble to do that. I also applaud your efforts to get the EQ correct.
> 
> The challenge with this is that the recording curves probably were not
> accurate to 0.1 dB in most situations. In fact, the calibration tapes
> were not that flat when the masters were being made.
> 
> I have way too many older calibration tapes because some day I want to
> do a project: look at them all on a fairly flat recorder calibrated to
> a new MRL tape. It will be interesting to see the range of
> differences.
> 
People can hear very small differences in EQ. But this is also a
variable that the brain can adapt to very easily.

(Unlike for instance noise pumping.)

Regards
-- 
Don Cox
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