Universal bass string replacement

[Don]

Hi Clyde,

It is generally thought that the core diameter is more important for
inharmonicity considerations than the wrap. I don't use universals--what
size is a six sided wire anyway?

At 07:36 AM 10/3/02 -0400, you wrote:
>Benny,
>
>I use the "Universal Bass String and Tuning Pin Gauge" from Schaff, catalog
>#344, page 59, $1.44.  I have never taken into account the core size.  I
measure
>the old string and then match the sizes by the gauge.
>
>I have not always been happy with the outcome and am beginning to shy away
from
>using universal strings except in a true emergency or if the piano is so
>decrepit anyway that the cheapest way is the best way.  I am trying splices
>oftener.  I have never checked the diameter of the universal string with the
>gauge, an oversight on my part that may be why some strings sound pretty
>terrible.  It never occurred to me that I need to check the replacement
string's
>diameter, not just rely on the size number.
>
>Regards,
>Clyde
>
>"Benny L. Tucker" wrote:
>
>> Hi folks,
>>     I've replaced many treble strings during my short piano tech career,
but
>> today I was fortunate enough to break a bass string while tuning a
customers
>> piano.
>>     I've had a whole set of universals in my truck since I started tuning
>> outside of the plant, but until now I've been lucky enough to not need
them.
>> I usually splice a new leader if at all possible, but this one broke at the
>> agraff.
>>     What I'm having trouble with is the mic measurements of the old string.
>> The core wire comes out to a size 9, but with the copper windings diameter,
>> I could not get a good reading. On different parts of the windings I could
>> get anywhere from .078 to .085, depending on where I measured at.
>>     Any help on measuring/installing this universal string would be most
>> appreciated. The piano is a Story & Clark Church piano, in fair shape at
>> best. Other than that I would probably order a custom string. The Church is
>> a very small Church with a very low budget, we're trying to get by as
>> economical as possible.
>
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>
>

Regards,
Don Rose, B.Mus., A.M.U.S., A.MUS., R.M.T., R.P.T.

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