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Description
Phase cancellation happens when waveforms are too similar, therefore cancelling each other out.

Phase Cancellation Problem

Hi all, Sunday i've finished the acoustic treatment in my home studio and everything seemed to play properly, but when I sat down at the listening position I noticed a phase cancellation on the low.
From the measurements there's a hole of -10db at 63 and 66Hz
I followed all the directions to the acoustic treatment, but this thing I do not know how to handle it.

Two mics on guitar -- avoiding phase cancellation but new problem arises

Hi. If I Micing a guitar amp, and I set one mic close and the other back, which creates a tonal blend preferred by the musician, I put a delay on the first mic so that the signals are coming to the board simultaneously to avoid phase issues. I checked the wav files and they are aligned -- as well as using my ears. Sonically, all is well.

Phase Cancellation Question (for school)

Hey,

I'm taking an audio class and I'm on a homework question I can't seem to remember the answer (even though it seems to be a pretty easy question).

"If you cause phase cancellation at 1000hz, you experience cancellation at 2000hz, 4000hz, and 8000hz. What is this kind of phase cancellation called?"

Could anyone tell me what this is?

Yamaha NS-200Ma Speakers

And Lord, what a package to get. The guy packed them really well. They were big, and lucky that because (surprise) FedEx treated them like they contained blank newsprint or Saddams' new Waterford crystal, or something.

They've seen some use, but they work. They are unmatchd, and I'm going to get a break-in CD. (Suggestions on which one, and where to get it, anyone?)