Alan and David on F3/A4

[Andrew and Rebeca Anderson]

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Is the fork's inharmonicity what we are also comparing too?  If so, 
how does this influance the direction of deviation?

Andrew Anderson

At 10:57 AM 1/9/2006, you wrote:
>A small correction. Recently I have read:
>
>"Therefore, if you very accurately match the beat rates of F3-Fork and
>  F3-A4, you will tune A4 sharp every single time!"
>
>and
>"If f3 a5 method is used with A5 as the coincident partial then A4 will be
>sharp."
>
>Not meaning to embarrass anyone, but just to avoid confusion to 
>those learning the trade, this is not correct. A perfectly tuned 440 
>A4 on the piano produces a second partial which is slightly sharp of 
>880. IF the fork produces 880 at A5 (which has recently been called 
>into question), we would have to bring A4 DOWN (under 440) to match 
>its 2nd partial to the fork's 2nd partial.
>
>Bob Davis


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