[pianotech] How to analyze an existing tuning

[Ron Nossaman]

On 12/20/2012 4:49 AM, Mark Davis t/a PianoForte Technologies wrote:
> Ron, Steve Brady,RPT, wrote that when touching up a tuning, he listens
> to the sound of all three strings to evaluate the octave.  If he finds
> only one string of the unison needs to be corrected, he only
> tunes/corrects that string.  He goes on to say, "It works because I
> assume that two or more strings on each note are already right, rather
> than assuming that I'm going to need to tune each and every string."
> Now, I would assume that Steve very well may test the final
> product/tuning by giving hard blows or pushing against the string with a
> hammer shank or...I don't know all the tricks, but surely he is someone
> who would not allow unisons to go out of tune in a concert.
> Thanks, Mark

Concert tuning is an entirely different world from field work. What 
Steve describes is quite practical when a piano gets tuned every other 
day, but isn't something you can get away with on a six month or year 
old tuning that most of us deal with.
Ron N