[ntp:questions] Using NTP to calibrate sound app

David Taylor david-taylor at blueyonder.co.uk.invalid
Mon Jan 28 08:43:13 UTC 2013


On 27/01/2013 22:43, unruh wrote:
[]
> I agree that 1% is pretty bad-- that is 1/6 of a semitone, which is
> clealy preceptible. However 1 cent, 1/100 of a semitone, is the limit of
> audibility, and it is VERY hard to tune a piano string to 1 cent (pin
> slippage and adjustment, frequency coupling between the various strings which play the
> same note, anharmonicity of the string)-- it is not even clear what that
> means for the above reasons. 1 cent (NOT 1 percent-- a cent is 1/100 of
> a semitone) is about 1.0006 frequency ratio (.06%).

I read your "1 cent" as "1 percent".  I hadn't heard of "cent" in that 
context.  Maybe it's more common in the US?  Mind you, I'm a listener, 
not a player.  You learn something every day!

Cheers,
David
-- 
Cheers,
David
Web: http://www.satsignal.eu



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