This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment Joe, Thanks for the tips.=20 On this Erard there are punchings for the key dip. (originally there was = one continuous felt strip) The key dip is verry uneven from one note to an other but il looks like = there is more dip needed in the bass section than in the treble. Is this Faust Pocket Companion still available? Thanks, Pierre=20 ----- Original Message -----=20 From: Joe Garrett=20 To: pianotech=20 Sent: Wednesday, February 02, 2005 5:39 PM Subject: Early Square Piano Regulation As there is verry little known about how to regulate those I'd like to = ask if someone has ever regulated this type of actions before? Maybe Joe (square) Garett??? I suppose the most squares you've seen had an = action with escapement? What I'd like to know is what was the key dip and the play between the = two pilots. Made some experiments and it works about but it could = certainly be better." The earliest Square Piano, that I work on, is an 1805 Clementi. It has = a similar action as the one you describe. (possibly.<G>) There are = adjustment screws within the action, that can be experimented with, to = see what will give you the results you desire. As these type of actions = do not have escapement, per se, there is very fine balance between = blocking on the string(s) and virtually nothing.<G> The early pianos = were all "experimental", so each has it's own way of achieving some = semblance of "touch". That's the best I can tell you. Of course, proceed = with caution, always. FYI, most pianos of this period, had a very shallow dip, compared to = what we see in modern pianos. The Faust Pocket Companion says "two = eighths of an inch", (i.e. 1/4"). The early Chickerings used this = dimension. To sum up, try for consistancy and leave it at that. Put your modern = piano brain away, or else you will do something stupid.<G> DAMHIK!!! Best Regards, Joe Garrett, R.P.T. Captain, Tool Police Squares R I ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/d0/2c/84/3d/attachment.htm ---------------------- multipart/alternative attachment--
This PTG archive page provided courtesy of Moy Piano Service, LLC