Bonk

[Richard Brekne]

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Depending on what you mean by << Bonk >> ... it sounds like hammer
blocking to me. Play the key of one of those Bonkers and hold the key
down while looking at the hammer. Is it up against the string, or is it
checked by the back check about 15 mm away ?

RicB

Richard Strang wrote:

> This is Richard Strang, from Panama. I hope this email finds you
> all in good health.   I have ran into several pianos that all have the
> same problem, which I believe is caused by something that may require
> major repairs, but I am at a loss as to what the real problem is. The
> problem is this. You can play all the keys to check all the notes, and
> you'll come to a section of notes that won't play. The hammer hits the
> string, but the only sound it makes is, BONK! The strings do no
> resonate as they should. You can pluck the strings, and they sound
> okay. You can hold the damper off the strings, but when the note is
> played, the only sound it makes is, BONK! It sounds almost as if the
> hammer is hitting wood, instead of the string. This is only in a
> section of notes, and in the case of the U1 I inspected today, it was
> a little over an octave's worth of notes in the upper tenor section,
> just before the treble break. All the bass and all the treble was
> okay.   Is this a problem with the bridge somehow? I have seen this
> problem where only two or three notes are affected, and another piano
> where the entire tenor section was dead, and I have had no solution. I
> feel bad that I have studied and been in the practice for so long, but
> have no solution to this problem. Can someone help me out? Thank
> you.Richard Strang
>
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--
Richard Brekne
RPT, N.P.T.F.
UiB, Bergen, Norway
mailto:rbrekne@broadpark.no
http://home.broadpark.no/~rbrekne/ricmain.html
http://www.hf.uib.no/grieg/personer/cv_RB.html


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