[CAUT] Thank you for Stability advice

[Ron Nossaman]

Ed Foote wrote:

> Umm,  I had mentioned that the SAT pattern changes when the strings are 
> stress relieved.  I first began doing this when I encountered strings 
> that wouldn't display a clear reading on the SAT, and I could aurally 
> hear trashy partials.  After a light touch with the smooth part of the 
> tuning tip on the string, it is common to see a much clearer pattern in 
> the lights. Sometimes I am able to easily hear the difference, other 
> times, not so much.  So,  I don't think it is a "power of suggestion" 
> thing, but actually a physical difference in the way the string vibrates.
> Regards,
> 
> Ed Foote RPT

Of course, since you can't push perpendicular to the 20° (or 
thereabouts) pin with a tuning hammer head from above, you're 
as likely to me making the change by the down pressure on the 
string, seating it on the bridge, as anything.
Ron N