Pete,
"This may be a problem when running long cables into another room. I was getting exaggerated distances, and I think it's because of the length of cable. "
It won't. You would need thousands of feet of cable (or more) to make much of a timing difference.
Were you inputting the signal...
Jon,
Great article. I just got an 1124 yesterday so it will certainly help me get up to speed with it faster.
A couple of additions you might want to consider to the article.
When you talk about the R/S correction file I believe you aren't really correcting for a irregularity in the SPL...