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The Icon Bar: The Playpen: How is it possible?
 
  How is it possible?
  adrianl (18:24 12/11/2014)
  flibble (12:42 13/11/2014)
 
Adrian Lees Message #123429, posted by adrianl at 18:24, 12/11/2014
Member
Posts: 1637 		Clocks differ by as much as 10-20 minutes. Quartz is not that inaccurate
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Peter Howkins Message #123434, posted by flibble at 12:42, 13/11/2014, in reply to message #123429
flibble

Posts: 892
Clocks differ by as much as 10-20 minutes. Quartz is not that inaccurate
My wristwatch drifts by about 1 minute a month, but quartz can be quite accurate, you just need to keep it at a completely constant temperature. smile

http://en.wikipedia.org/wiki/Crystal_oven

Of course, if you're going to that level, try a rubidium or ceasium atomic clock or even a hydrogen maser. Admittedly they'll all a lot less easy to put on your wrist.
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The Icon Bar: The Playpen: How is it possible?