upright touchweight

[Cy Shuster]

Speaking of the Fandrich action, another important factor for DW is the 
hammer return spring strength, which was adjustable with a screw on their 
earlier actions.

--Cy--

----- Original Message ----- 
From: "RicB" <ricb at pianostemmer.no>
To: <pianotech at ptg.org>
Sent: Wednesday, December 20, 2006 2:38 AM
Subject: upright touchweight


> Other things that can yield a <<sense>> of increased weight is damper 
> timing, damper spring strength, and to some degree jack return spring 
> strength.  Increasing spring strength tho has the same effect as putting 
> more leads in the keys tho... both UW and DW are increased.
>
> Cheers
> RicB