From: "Splash" <celtiac@xxxxxxxxxxxxx> To: <Harp-L@xxxxxxxxxx> Subject: Re: [Harp-L] weird harp effect Date: Mon, 5 Mar 2007 12:48:29 -0500
It's making the fluid in your eyes vibrate and your eyes are oscillating -
changing shape. It happens to me when doing several things... playing harp,
sax, using a large electric power grinder etc. Look at something else
besides the computer monitor when playing and see if it still happens.
PEACE Scott Believe in Magic! ----- Original Message ----- From: "Garry Hodgson" <garry@xxxxxxxxxxxx> To: <Harp-L@xxxxxxxxxx> Sent: Monday, March 05, 2007 12:13 PM Subject: [Harp-L] weird harp effect
> so i'm sitting at the computer yesterday, waiting for somethng to finish.
> there was a D harp on the desk, so i picked it up and starting futzing
around.
> and at some point i see, just for a moment, these wavy horizontal lines on
> the screen. not sharp, distinct lines, but a series of evenly spaced
(1/2" or
> so apart) horizontal bands of fuzziness. hard to describe.
>
> after a little experimenting, i find i can reliably repeat it. it happens
every
> time i play the 3 draw bend (i forget which one), and lasts for exactly
the
> duration of the note. i didn't try it with the same hole/bend on another
harp,
> or playing the same note on a different harp. nor did i try a different
monitor.
>
> but i'm curious whether this is a physical or perceptual event. that is,
are the
> sound waves at some particular frequency interacting with the
electromagnetic
> fields near the screen? or is that note making my skull/eyeballs vibrate
in such
> a way that i see an odd visual effect? or am i just nuts? not that this
option
> would necessarily rule out the other two...
>
> insight, anyone?
>
>
> ----
> Garry Hodgson, Senior Software Geek, AT&T CSO
>
> do for others with no desire of return.
> we should all plant some trees
> we will never sit under.
>
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>
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