On Monday 13 December 2004 09:29, Paul Koning wrote:
> I don't actually know where 50 and 60 Hz came from, nor 100 and 115
> and 220 and 240 volts. There may be some ancient justification in
> the tinkerings of various 19th century engineers, but it seems to me
> it makes most sense simply to view them as random numbers.
Probably 115/120V was chosen, because it was the correct voltage to make
a pickle glow. ;)
Pat
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Received on Mon Dec 13 2004 - 08:39:53 GMT