Re: [Harp-L] 9 & 10 draw

[Vern <jevern@xxxxxxx>]

On Apr 22, 2010, at 12:38 PM, Mikael Bäckman wrote:

What you hear is a difference beat frequency.  Because harmonica reeds have very strong overtones, it might be two overtones beating.

Vern


> Hi list!
> 
> I have a question, when I draw on hole 9 & 10 simultaneously (is that how you spell it?) a lower note is also produced. A student of mine asked me why that is, I sure don't know. Does anyone out there know?
> 
> Mikael Bäckman
> harp@xxxxxxxxxxxxxxx
> 
> http://www.myspace.com/johnhenrytrio
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