Damp-Chaser in Texas

[Avery]

Actually, I was thinking of situations where the climate is not controlled as
well as ours usually is and the instrument(s) is stored in one "climate" but
has to be used in another one. Especially where climate conditions change much
more than ours does over the year! Ask some of the university techs 
on CAUT. :-)

Avery Todd
University of Houston

At 04:01 PM 4/27/2006, you wrote:
>OK, that would certainly be nice, but is it really necessary?
>
>I don't know the answer from my lack of personal observation, but if changes
>happen more slowly rather than quickly, why the need for a system with
>something like a uninterruptible power supply?
>
>John Formsma
>
>-----Original Message-----
>From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf
>Of Avery
>Sent: Thursday, April 27, 2006 3:54 PM
>To: Pianotech List
>Subject: RE: Damp-Chaser in Texas
>
>John,
>
>At 03:35 PM 4/27/2006, you wrote:
> >Avery,
> >
> >Are you talking about the time that it's unplugged out on stage?
>
>I'm talking it never being "unplugged"!
>
> >I've often wished that DammpChaser could come up with a portable unit of
> >some kind that worked off batteries and wouldn't have to be plugged
> >into anything
> >and wouldn't be obviously visible to the audience.
>
>Avery
>
>
> >If so, I called Dampp Chaser with similar concerns. They said it takes at
> >least 24 hours from having the system unplugged for there to be a
>noticeable
> >change in tuning. So I'm not concerned anymore about leaving this concert D
> >unplugged for a few hours. Unless you're going to an environment with huge
> >variances from 42%, the piano wouldn't change quickly anyway, would it?
>Say,
> >from a system-controlled 42% to 60% room RH would take well more than a few
> >hours to cause a change, right?
> >
> >BTW, this new D got a DC system installed within a week of delivery
>(January
> >'06), and is doing a great job of keeping the piano stable. I tuned it
> >today, in fact, and it was within 1-3 cents, with a change from 29% RH (on
> >2/21/06) to 43% today. It has an undercover to hide all the system stuff,
> >and a larger fill tube clamp to hold the cord up out of sight during stage
> >use.
> >
> >John Formsma
> >
> >
> >
> >-----Original Message-----
> >From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On
>Behalf
> >Of Avery
> >Sent: Thursday, April 27, 2006 12:34 PM
> >To: Pianotech List
> >Subject: Re: Damp-Chaser in Texas
> >
> >Don,
> >
> >But how does this work? They're always being moved in and out of
> >"somewhere".
> >I've often wished that DammpChaser could come up with a portable unit of
> >some
> >kind that worked off batteries and wouldn't have to be plugged into
>anything
> >and wouldn't be obviously visible to the audience.
> >
> >I'm lucky. Even my storage area for the 'D's' has some
> >temperature/humidity control!
> >
> >Avery