[pianotech] Action inertia FW versus SW

Thomas Cole tcole at cruzio.com
Tue Mar 16 21:54:32 MDT 2010


David,

I'm sure by making some trials that you'll discover the remedy. But I 
wonder, thinking about this fly away feeling, that what might be missing 
is a sense of inertia in the system. Some of this was removed when the 
AR was lowered, and further by the corresponding reduction of FW. So 
wouldn't moving towards a more normal BW / FW accomplish a more 
acceptable feel, with more control over dynamic range?

Tom Cole

David Love wrote:
> The friction is lowish in the bass but not in the treble.  The problem isn't
> friction and the tone is not at issue.
>
> David Love
> www.davidlovepianos.com
>
>
> -----Original Message-----
> From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf
> Of David Ilvedson
> Sent: Tuesday, March 16, 2010 5:57 PM
> To: pianotech at ptg.org
> Subject: Re: [pianotech] Action inertia FW versus SW
>
> The friction is low...I would consider repinning hammer flanges.   Tonal
> difference and control will be noticeable...
>
> David Ilvedson, RPT
> Pacifica, CA  94044
>
> ----- Original message ----------------------------------------
> From: jimialeggio <jimialeggio at gmail.com>
> To: pianotech at ptg.org
> Received: 3/16/2010 5:00:28 PM
> Subject: Re: [pianotech] Action inertia FW versus SW
>
>
>   
>> Nick Gravagne wrote:
>>     
>>> Why do you deduce from the pianist that inertia may be the problem?
>>>
>>>
>>>       
>
>   
>> David Love wrote:
>>     
>>> From our discussions about what he doesn't seem
>>>
>>> to like I deduce that it's an inertia problem.  
>>>
>>>  
>>>
>>>       
>
>
>   
>> In addition to Nick's questions, I would like to know about the pianist; 
>> and the piano's tone. Is there anything in the piano' tone or his 
>> sensitivity to its sound that would accentuate a sense of  "lack of 
>> control"?   I'm really interested to know  how he/she communicated to 
>> you that inertia might be the problem.
>>     
>
>   
>> Jim I
>>     
>
>   
>> -- 
>> Jim Ialeggio
>> grandpianosolutions.com
>> 978- 425-9026
>> Shirley, MA
>>     
>
>
>   


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