The answer from Yamaha

David Ilvedson ilvey@sbcglobal.net
Mon, 18 Oct 2004 19:12:05 -0700


So if you subtract 1/2 a size it is the same as reading backwards from the treble.   The reason they don't have a 13 stamped is it is 12.5 wire metric which is in the piano.
This would apply to European pianos also?   Has anyone mic'd a Hamburg at sometime and let me know?    Of course this isn't of much importance if you mic the strings!

David I.

----- Original message ---------------------------------------->
From: Phil Ryan <pryan2@the-beach.net>
To: Pianotech <pianotech@ptg.org>
Received: Mon, 18 Oct 2004 20:54:10 -0400
Subject: Re: The answer from Yamaha

>Is this your final answer, Terry?

>Phil R.

>pianolover 88 wrote:

>> earlier today I spoke with tech  Dave Durbin, of yamaha Corp. He 
>> confirmed that the stamped scale indications on the long bridge are 
>> INDEED Metric, as I suspected. On the vast majority of grands, and 
>> probaly uprights as well, "Suzuki" wire, which is metric sized, is 
>> used. Bottom line from Yamaha: When restringing with American Standard 
>> wire,  use 1/2 size smaller than indicated on the bridge. Simple enough.
>>
>> Terry Peterson
>>
>>
>>
>> ----Original Message Follows----
>> From: David Ilvedson &lt;ilvey@sbcglobal.net&gt;
>> Reply-To: ilvey@sbcglobal.net, Pianotech &lt;pianotech@ptg.org&gt;
>> To: &lt;pianotech@ptg.org&gt;
>> Subject: Re: yamaha wire is metric..OT
>> Date: Mon, 18 Oct 2004 13:55:12 -0700
>>
>> I've been conversing back and forth off list with Terry on this...in 
>> my experience with Yamahas, when I replace a  broken string I mic and 
>> have found that area in between two bridge stamps, i.e. 13.5, 14 etc. 
>> is read from right to left, treble to bass.   On Terry's piano the 
>> last size stamped on the bridge is 13.5.   This is several unisons 
>> towards the bass from note #88.  In other words there is no 13 stamped 
>> on the bridge!  The size from #88 note down (towards the bass) to the 
>> 13.5 stamp is size 13 wire.   From 13.5 stamp down (towards the bass) 
>> to 14 stamp is 13.5 and onward.
>>
>> David I.
>>
>>
>>
>> ----- Original message ----------------------------------------&gt;
>> From: Farrell &lt;mfarrel2@tampabay.rr.com&gt;
>> To: Pianotech &lt;pianotech@ptg.org&gt;
>> Received: Mon, 18 Oct 2004 09:32:56 -0400
>> Subject: Re: yamaha wire is metric..OT
>>
>> &gt;I've been following this tread with interest as I service a number 
>> of Yamaha
>> &gt;C3s that get beat on and need string replacements somewhat 
>> frequently.
>> &gt;Perhaps I missed the key post, but has there been any consensus as to
>> &gt;whether the gauge numbers marked on the long bridge are consistent 
>> with
>> &gt;Roslau &amp; Mapes gauge sizes?
>>
>> &gt;Terry Farrell
>>
>>
>> &gt;_______________________________________________
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>>
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>-- 
>Phil Ryan
>Organist
>Phone: 305 534-3025
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