[pianotech] Geo Broadbent Tuning Pins

[ed440 at mindspring.com]

See the February 2011 Journal for an article by Anne Acker which discusses a Broadwood grand with this type of tuning system. It seems likely that this was an instrument built for "colonial" climate. Anne would probably be glad to share her experience with the tuning system. a.acker at comcast.net

Ed Sutton
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>On 9/22/11 3:02 PM, Dave Smith wrote:
>> I encountered a Geo Broadbent straight-strung grand piano with tuning 
>> pins as shown. Piano is over 100 years old. Although the pin shown is 
>> a bit chewed up from some previous tech (not this one) using vise 
>> grips, it it pretty close to the other undamaged ones still in the 
>> piano. No tuning lever tip I have seen will fit this, as the pin is 
>> rectangular in shape, .2”x.26” roughly. The pins are threaded into the 
>> block with a pretty coarse thread.
>> Does anyone know where to find a hammer tip that would fit this type 
>> pin? The piano was moved here from South Africa, where apparently the 
>> techs had no trouble tuning it :}
>> Also the piano is sitting at about 100c flat to A440, but I was 
>> assuming it was designed to be tuned at A415 anyway. Any thoughts on 
>> this also? Thanks
>> Dave Smith
>> SW FL
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