[pianotech] Downbearing

[Ron Nossaman]

William Monroe wrote:
> I suppose I can see the argument for not loosing sleep over front and 
> back not being exactly equal, but my concern is more for something like 
> Frank described, and similar but not so severe cases.  I think it is of 
> practical importance to assure myself that there isn't anything 
> ridiculous going on front to back, making sure any net bearing reading 
> is meaningful.  In other words, net bearing, but not in a vacuum.  I'm 
> not suggesting you don't look at other parameters here, Ron, just wanted 
> to make explicit my thinking.

Gotcha. Sure, I look at component bearing too, hence the 
narrow set of feet on my Wixey base, I'm just not concerned if 
the angles aren't equal. I have measured negative rear bearing 
angles in the field, in pianos that sounded quite nice, 
incidentally.
Ron N