[A6] re :replace my A6
Dr. Georg Müller
georg.mueller at dplanet.ch
Wed Dec 15 13:00:15 PST 2004
Chris Pickett schrieb:
> What do you notice if you take a monophonic sine wave on one oscillator,
> and put it into unison mode with 2 voices, and hold down keys, testing
> two voices at a time? I find there's between 5 and 20 seconds in the
> cycle each test produces (the sound will drop out eventually) for any
> pair of voices. I don't remember enough (although I could figure it
> out) to calculte the difference in frequency, but I think that's
> probably good enough, without a meter.
The beating frequency is the difference-frequency of both oscillators,
so a beating periode of 5 seconds is equivalent to a delta f of 0.2 Hz,
20 seconds are equivalent to a delta f of 0.05 Hz
A cent at 440 Hz is aprox 0.26 Hz
A cent at 1760 Hz is aprox 1.05 Hz
Georg.
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