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16th May 2007 | 21:28

#40 (permalink)

barit1

Joined: Feb 2005

Posts: 4,581

Likes: 0

From: flyover country USA

Quote:

To transport electric power over long distances, the lower the frequency the better. That's why Swiss railways use 16 2/3 Hz (one-third of 50Hz).

How's that again? Long distances? Swiss railways?

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