[pianotech] PR follow up

[David Ilvedson]

Zzzzzz........................

David Ilvedson, RPT
Pacifica, CA  94044

----- Original message ----------------------------------------
From: PAULREVENKOJONES at aol.com
To: pianotech at ptg.org
Received: 8/28/2009 1:24:39 PM
Subject: Re: [pianotech] PR follow up




>In a message dated 8/28/2009 7:14:28 P.M. Central Daylight Time,  
>rnossaman at cox.net writes:


>Well, nobody asked, but in case at least that many care - in 
>my  world, David's got it right.
>Well, Ron, nobody did, but David has a perspective, as do you, which is not 
> "right" but self-informed, and so also not "wrong". 

>I see no  reason, presuming the 
>piano's tunable in the first place, that it can't be  left in 
>an acceptable 
>So, "acceptable" = "adequate" or "fine"? Which is it?
> 
>Do these words mean nothing? Is there no distinction?
> 

>state of  tune after a pitch raise. If, during 
>the process, every realistic effort  is made to pound the slack 
>out of the back scale, followed by a real  attempt to leave a 
>stable string as you typically would, there's no reason  you 
>shouldn't end up with a piano as in tune as if you hadn't done 
>a  pitch raise. 
>Can you substitute the word "stable" in place of "in tune" and make the  
>same flat claim? (no pun intended)
> 
> 
>I agree with everything else you say, but I don't know what kind of tuning  
>you are describing. 
> 
>Cheers,
> 
>P


>That's  the de-fuzzifier. You can leave the 
>piano reflecting your typical standard  of tuning after even a 
>substantial pitch raise. How long it will stay that  way 
>depends mostly, in my experience, on how well you were able to  
>equalize segment tensions on both sides of the bridges. Some 
>techs  have no conception of this, and some are fairly good at 
>it. I've done  half-to-full semitone pitch raises, with 
>instructions to call for another  tuning when it becomes 
>obvious it's needed, and tuned the piano two years  later no 
>more off pitch than a stable piano tuned six months ago. I've  
>also had them quite rough in a month, indicating I hadn't 
>gotten  segment tensions equalized as I had tried, even though 
>the piano was in  good tune when I left. I think two weeks is 
>rushing it some for the follow  up. A month is more reasonable 
>to me, or when it sounds like it needs it.  But that's my call.

>So, as usual, it depends.
>Ron  N