Cracking the unisons

[b98tu@t-online.de]

Hi Don,

> Why do you believe that "firm blow" tuning is less accurate than "soft
> tuning"?

read again, i stated the opposite.

> The accutuner, so I am told, does not use this method of pitch
> measurement.(FFT)

yes, the accutuner counts cero crossings like the Cybertuner, but also over 
a period of time, i.e. the same problem as with FFT.

regards,

Bernhard

---- Original Message ----- 
From: "Don" <pianotuna@yahoo.com>
To: "Pianotech" <pianotech@ptg.org>
Sent: Friday, January 06, 2006 7:32 PM
Subject: Re: Cracking the unisons


> Hi Bernard,
>
> The accutuner, so I am told, does not use this method of pitch
> measurement.(FFT)
>
> Why do you believe that "firm blow" tuning is less accurate than "soft
> tuning"?
>
> At least one technician I know listens to the very beginnings of the
> sound--and uses the information his ear (or tuning device?) gathers during
> this "prompt" phase to tune the piano.
>
> As to accuracy it is 0.015 not 0.1 of a cent.
>
>
> At 01:40 AM 1/7/2006 +0100, you wrote:
>>Most?modern ETD?s are doing fast fourier transformation (FFT)?for pitch
>>calculation.
>
>>A good?aural tuner tune with a firm struck,?to catch also the transient
> phase
>>of the sound at higher volumes. Low volume tuning is like not voicing the
>>left pedal, it leaves?the transient phase untuned. But sometimes it may
>>happen, that the pianist also use volumes above mp...
>
>>In some ETD manuals you find sometimes statements of "0.1 Hz accuracy"
>
>
>
> Regards,
> Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
> Non calor sed umor est qui nobis incommodat
>
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>
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