[LAU] Looking for Audio Watermarking Advice & Tools

Monty Montgomery xiphmont at gmail.com
Thu Oct 27 15:47:07 UTC 2011


>> At least in NA, mains frequency is very very stable. The entire
>> continent is in phase and clocked with very high precision.  It's more
>> stable than a free-running digital clock.
>
> Yes, the long-term stability will be very good, as the frequency is
> adjusted to keep clocks in sync. But there are small short-term
> variations all the time which you won't notice on a clock, but can
> be measured easily.

Really? Any supply that's out of phase will instantly face the wrath
of the collective rest of the system.  "boom".  The whole continent
would have to be moved simultaneously.

> And if the lights were switched off ... :-)

inconceivable!

Monty


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