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Old 6th July 2006, 10:19 PM   #154
bob katz
Mastering
 
Join Date: Mar 2006
Posts: 3,090
Quote:
Originally Posted by Thor
Hi Bob,

If I recall correctly from when I set up my monitoring, you recommended (or specified) bandwidth limited pink noise. I don't remember the exact frequencies (250Hz - 3kHz?).

Is this something you still recommend, or can 'full range' pink noise be used just as well?

Cheers,
Thor
I do recommend the bandwidth-limited pink noise. The main reason I haven't been using it here is there is a difference in the calibration and I got used to a given monitor gain setting. But for portability of references between different systems and people saying "I listen to this recording at this monitor position", band-limited noise should produce even more consistent results. I'll have to revise the p.n. file at our website to be band-limited noise. If you want to roll your own, it's not difficult, just be sure to use a guranteed accurate RMS-measurement instrument that is repeatable to 0.1 dB.

The RME meter is one such meter, as is Spectrafoo, Elemental Audio's Inspector, and Pinguin's meters. I'm sure there are more, but remember, there is a difference between RMS and median averaging, and many meters are "rms calibrated' but not true RMS-reading.
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