Re: Passive Break-In Device

On Jul 14, 12:11=EF=BF=BDpm, alcarruth <alcarr...@[EMAIL PROTECTED]
> wrote:
> Alan Dunwell wrote:
>
> " All that being said, whether this helps or is all just in the ear of
> the
> =EF=BF=BDbeholder is still a hotly disputed area. I don't have a dog in
t=
hat
> fight so no
> =EF=BF=BDcomment from my corner. Still, interesting concept. I could
blat=
her
> on at some
> =EF=BF=BDlength but I'll spare you (heh, heh)"
>
> I've measured changes in the response of guitars with playing, and
> similar changes from this sort of artificial stimulation. These are
> always of the same sort (mosty, the bass range gets stronger), and
> whether they are good or bad depends on the guitar and what you want.
>
> One thing I've found is that with a direct drive setup you need to get
> at least two watts into the top to get anywhere in a reasonable length
> of time. I suspect that would be more like a hundred watts thorugh a
> speaker blasting the top in the air: most of the energy just bounces
> off when you do it that way. Even the direct driver can get pretty
> loud!
>
> Alan Carruth / Luthier

I can spare two watts, I guess.

What have you tried in terms of direct stimulation?  I have also
thought of clipping onto the braces if I have a light enough driver.
I do not know that is is really all that helpful to vibrate a string
as Kawiki (David Hurd) does.

Best wishes,

Dr. Jim Lowther