Piano maintenance

Direct (practical) experience using Music Sorb

Data showing the dual buffering action of Music Sorb against humidity variation damage.

Oregon in October is a month of relative humidity instability. Autumn days with thunder storms and hail in the summer…a perfect case for testing Music Sorb and …

Pre-voicing

Piano maintenance / By Francesco

When confronted by tone problems, many piano technicians seem overly anxious to find a quick remedy by using voicing needles or lacquer. Both needling and lacquering are important elements in the over-all voicing picture; a skilled technician must know when …

Grand Regulation — A checklist

Piano maintenance / By Francesco

QUIZ

Does regulating the jack height to the balancier affect the strength of the repetition spring?
Does regulating the let-off affect the backcheck distance?
Which of the following affect the amount of after-touch: key height, blow, jack alignment, jack height,

…