[CAUT] mystery solved

[Wolfley, Eric (wolfleel)]

I've seen those kind of brass angles and have always wondered...how much
did they save per piano by not using solid brass? Or...was it some
engineer's brilliant idea to improve the tone? They must be patented.

Eric

Eric Wolfley, RPT
Director of Piano Services
College-Conservatory of Music
University of Cincinnati
-----Original Message-----
From: caut-bounces at ptg.org [mailto:caut-bounces at ptg.org] On Behalf Of
Fred Sturm
Sent: Thursday, December 13, 2007 9:44 AM
To: College and University Technicians
Subject: Re: [CAUT] mystery solved

Amazing! What's the vintage?
Regards,
Fred Sturm
University of New Mexico
fssturm at unm.edu



On Dec 13, 2007, at 7:03 AM, Ron Nossaman wrote:

>
> Earlier this year, I posted about a Baldwin K in a high school choir  
> room that suddenly dropped in pitch through a very specific part of  
> the scale. At the time, I didn't see any reason for it, and assumed  
> someone on the premises "had hammer, will commit".
>
> I saw the piano again this week, and the problem had progressed  
> enough to be obvious even to me. The treble counter bearing bars in  
> this piano are made of brass angle, which I hadn't realized. I'd  
> assumed they were solid, as would seem to me to be reasonable and  
> rational. But no. As the poor quality cell phone photo attached  
> shows, one of them has splayed out and collapsed, drastically  
> dropping the pitch in that specific area over time as it happened.
> I owe the imagined perpetrator with the nonexistent tuning hammer an  
> apology.
>
> Be careful out there. Nothing is safe.
>
> Ron N
> <Baldwin K counter bearing.jpg>