Evidence of overlacquered hammers

[jason kanter]

Can you please describe the "chalk method" more fully? Is it blue chalk?

-----Original Message-----
From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org]On
Behalf Of antares
Sent: Tuesday, September 28, 2004 9:50 AM
To: Pianotech
Subject: Re: Evidence of overlacquered hammers


And thus why hammer hardening sucks....

EAR


On 28-sep-04, at 14:34, Conrad Hoffsommer wrote:

>
> ...and why they can sound so nasty.
>
>
> Folks,
>
> Nothing earth-shattering about this, but...
> I finally have visual confirmation of something my thumb has told me
> for years.
>
> I was checking hammer spacing before doing filing, voicing, etc. on an
> old Baldwin R using the chalk method. (rub soft chalk on strikepoint
> of plain wire strings, then play those notes) I happened to have my
> digital camera handy, so...
>
> The hardening of the shoulders apparently extends almost to the
> strikepoint.  The strike point has worn down, but the shoulders did
> not.  The resulting saddleback/swayback profile produced two
> strikepoints.
>
> Fun filing. Fun voicing.
>
> <MVC-007S.JPG>
> Conrad Hoffsommer - Keyboard Technician
> Luther College, 700 College Dr., Decorah, Iowa 52101-1045
> Vox-(563)-387-1204 // Fax (563)-387-1076
>
> -A rose by any other name would still attract
> aphids._______________________________________________
> pianotech list info: https://www.moypiano.com/resources/#archives
>
André Oorebeek

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