Most likely the only major enterprise that advertises their expertise at this service? Patrick On Thursday, September 13, 2012, David Skolnik wrote: > Will - > I'm replying to your original post, as it was classic Truitt, and the > stuff with Ron is just an unfortunate distraction (Let's be clear: I > don't think *he* is an unfortunate distraction, just the digression), but > I wanted to comment on one thing and make more trouble with the other. I'd > be very curious to know how you executed that elegant chart that would > appear as a failed Startrek transporter attempt if I had tried to recreate > it here (I did try). > > *Hasenjaegar Miller upright > *Old > treble > Difference > tenor > Difference > Rail > Rail > Rail > Measure bottom of bracket to center pin v > 0.886 > 0.851 > 0.035 > smaller > > And so on, except it was actually spread out over a much wider piece of > real estate. > > Second, skipping over both the question of whether the errant measurements > would be the cause of the action problems, the wisdom of undertaking the > endeavor, or the range of corrective possibilities, I would note that, > despite encountering a certain indifference to craftsmanly-strivings, you > chose not to divulge the name of the enterprise. My question, asked most > collegially is: Why? You don't seem to be making any false accusations. > What is the ethos that defers to such indifference at the possible expense > of one, or more of your colleagues, going forward? Would the supplier give > a rat's petuties if you were to name him? If not, what the problem. If > so, then that, or the threat of that should be sufficient to reawaken the > craftsman within. > > And besides, I'd like to know who it is, in case I have a similar rail to > duplicate, for, as you or he has said, they're the only ones doing this > type of work. > > Again, this is entirely apart from the issue of your capacity to deal with > what you have. > > Just looking for trouble. > > David Skolnik, RPT > Hastings on Hudson, NY > > > > At 09:05 PM 9/11/2012, you wrote: > > To the list: > > A few weeks ago I sent two brass rails from a big old Henry F. Miller > upright to a supplier (who shall remain unnamed) for duplication. > > > I spoke with the fellow who made it at the supply house. I asked him if > he had a caliper or other means of measuring needed values to assure > accuracy. He told me that he did not, said that he eyeballed it when it > was done, and he thought it was good enough. Apparently they have an > indexing system on their milling machine that allows them to duplicate > rails without using measurements. The essence of it is that he has no > reliably accurate means of checking his work or whether or not the machine > has drifted or worn its way out of tolerance. > > > > I sent the rails back to be done again, asking that they buy a caliper and > check their work. Their technician, not the same fellow, called me to tell > me that the he had measured the distances I had given on the new parts with > his caliper accurate to .001. He said both the first and second sets of > rails came out essentially the same, and varied from the original by 3 or 4 > thousandths. So he thought my caliper was suspect. > > > > We argued about who was right for a while. He thought it was sufficiently > accurate, they had been doing this for 50 years, and they had never had any > problems before. He told me I should be able to make it work and besides, > what other choice do I have, since nobody else makes them? > > > Thanks for your help. > > Will Truitt > > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20120913/4c07ecb2/attachment.htm>
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