On Sat, Feb 13, 2010 at 11:28:33PM +0000, Folderol wrote:
> Does anyone know where they got that figure of 2122Hz from? It's always
> puzzled me. Is there some arcane mathematical significance, or was it
> the work of an engineer with an hangover?
It corresponds to a time constant (RC product)
of 75 microseconds. Now try to find standard
components to make that :-)
The other two are 'round' figures when expressed
as frequency. Corresponding RC values are 318 and
3180 usecs...
Ciao,
-- FA O tu, che porte, correndo si ? E guerra e morte ! _______________________________________________ Linux-audio-user mailing list Linux-audio-user@email-addr-hidden http://lists.linuxaudio.org/listinfo/linux-audio-userReceived on Sun Feb 14 04:15:02 2010
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