Chronology | Current Month | Current Thread | Current Date |
[Year List] [Month List (current year)] | [Date Index] [Thread Index] | [Thread Prev] [Thread Next] | [Date Prev] [Date Next] |
At 05:01 PM 11/30/01, you wrote:--
Someone on the "madsci" service asked this question:> > sync them pre-satelites?
> I am under the impression that the wests electrical power grid is many
> power plants feeding power into a centralized grid for distribution to
> any place on that grid. I want to know how they kept the alternating
> current from all the different sources in phase with each other. I have
> heard that today it is done with a master sync signal from satelites to
> each power generating station. Is that true and how did they used to