Hi Tom.

14-May-04 08:12:54, Tom Walker wrote to Ken Weitzel


  -> TW>I think we have a Translation problem that list was NOT from an
  English ->   >speaking Country. We can agree that the Vertical Rate
  is Synched to ->   >the 60 Cycle Line and that the Frame Rate itself
  is 60.

 TW> -> Perhaps you guys want to agree that vertical is -> sync'ed to
 TW> the ac line, but I don't :)

 TW> Well it is connection somewhere to the Power Line frequency. Else
 TW> why is out frame rate 60 and that of Europe 50??

The really early televisions were electromechanical, and a synchronous
motor was the easiest way to work the vertical sync. etc...

-=> Bye <=-

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