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Re: Stereo/Binaural Mic Arrays

Subject: Re: Stereo/Binaural Mic Arrays
From: Curt Olson <>
Date: Wed, 11 May 2005 09:05:30 -0500
John Hartog wrote:

> Thanks Curt, for posting your webpage of your experiments.  The
> photos, descriptions, and recording samples of your various arrays are
> helpful.
> The "hole in the middle" issue seems to be important for nature
> recording:  people keep mentioning it, and so I keep listening for it
> in my own recordings.  The problem I have is discerning between a hole
> made by my mics and a hole that is naturally there in the soundscape:
> I suppose it might not matter until  something passes by (like a duck)
> from one side to the other and suddenly fades in and out of the hole.

If that great merganser recording was made with your usual setup, then
I'd say you don't think have a "hole-in-the-middle" problem. The
transition from left to right sounded perfectly smooth and seamless to
my ear. Incidentally, the gentle water landing was great!

You willing to describe your mic setup?

> I find it interesting you suggest a hole can cause the sounds to
> appear to be behind you:  I'll have to listen for that.

That's how my brother-in-law, the country vet, put it.

Curt Olson



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