Improving a Dampp Chaser system

James Grebe pianoman@accessus.net
Fri, 21 Jan 2005 06:46:00 -0600


After spending hundreds of dollars on a complete system then the client has 
to spend a lot more on covering up the system from the top and the bottom? 
That is one of my objections to localized humidity control.
James Grebe
Piano-Forte Tuning & Repair
Creator of Handsome Hardwood Caster Cups, piano benches, writing instruments
(314) 608-4137
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pianoman@accessus.net
----- Original Message ----- 
From: "Bob Hull" <hullfam5@yahoo.com>
To: "Pianotech" <pianotech@ptg.org>
Sent: Friday, January 21, 2005 2:09 AM
Subject: Re: Improving a Dampp Chaser system


> Concerning the improvement of the Dampp-Chaser system:
>
> Thanks for the input.  Tom, you commented about the
> effect that your string covers had on the sound and if
> I read you right there was no muting or sound decrease
> with the lid up and string covers on, is that right?
>
> Why wouldn't keeping the lid closed and using a piano
> cover  do just as well, if not better?  Especially if
> you have a Dampp Chaser and an undercover?
>
>
>
> --- Don <pianotuna@accesscomm.ca> wrote:
>
>> Hi Bob,
>>
>> I would go with the edwards string cover.
>
> Because?
>
> Merci beaucoup,
>
>  Bob Hull
>
>
>> At 09:25 PM 19/01/2005 -0800, you wrote:
>> >List,
>> >
>> >A church customer of mine has their grand sitting
>> >right by a large return air vent in their
>> Sanctuary.
>> >They have an older Dampp Chaser system which should
>> >probably be upgraded.  (newer model humidistat,
>> smart
>> >heater bar and undercover).  This will protect the
>> >inside and the bottom of the piano but leaves the
>> top
>> >open to the strong air flow across it.   Would you
>> >recommend a cover for the piano or Edwards
>> >String covers to complete the system?  Do the
>> string
>> >covers limit the sound much when left in place?
>> >
>> >I have seen the effects of another church piano
>> that
>> >sits in the draft of a return air and it has a
>> crack
>> >in the soundboard that you can see through and the
>> >piano is not much more than 10 years old.
>> >
>> >Your comments appreciated -
>> >
>> >Bob Hull
>> >
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>> >
>> >
>>
>> Regards,
>> Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
>> Non calor sed umor est qui nobis incommodat
>>
>> mailto:pianotuna@accesscomm.ca
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>>
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>
>
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