[BC] AES analyzer

Gordon Carter gcarter at wfmt.com
Mon Oct 1 08:31:06 CDT 2007


Thank you all for your suggestions on an AES analyzer.

Here are a few comments regarding the suggestions, from my viewpoint.

Several people suggested the Digilyzer from NTI.  While this is a handy
box, and probably a good addition to most toolboxes, it isn't quite what
I am looking for.  What I am looking for will distinctly tell me the
difference between a 44.090 and 44.130 sample clock.  As near as I can
tell, this device only will show 44.1 or 48 or the like.  I got burned
on this several years back when trying to figure out why a supposed 44.1
output device would not lock into another 44.1 device.  I finally found
out that the output of the device in question was actually 44.0?? (I
forget the exact details).  Some devices had no problem with this, while
others refused to work.  This is the sort of information I need from a
tester.

Right now, the most interesting devices are the Sencore and a device
from PrismSound.  The Audio Precision is a known quantity, but is a bit
bulkier than I would like to find.

Thanks again for all the input.

Gordon S. Carter, CPBE, CBNT
Chief Engineer
WFMT and The Radio Network
5400 North St. Louis Ave.
Chicago, IL 60625
773 279-2071



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