[time-nuts] Happy Leap Hour Day !

[Brooke Clarke]

Hi Tom:

It's interesting that NIST has specified the dates for DST- ST changes 
in 1976.pdf.
So that document is now wrong.

Have Fun,

Brooke Clarke

w/Java http://www.PRC68.com
w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml
http://www.precisionclock.com



Tom Van Baak wrote:

>>Tom, I was under the same impression as you, regarding RC clocks. However, I 
>>just pulled/replace the battery on one of mine and then forced an update. It 
>>still is an hour off. Am I missing something, or is the clock?
>>    
>>
>
>What make/model? This is interesting. I have seen
>something like this before. It might work tomorrow. It
>might take one 2 AM transition. Or it might work in
>another hour when 11-Mar-2007 UTC is over. Can
>you try it again a few times and tell me when it first
>comes up with the correct time?
>
>If so, it's another untested bug in RC clock firmware.
>
>Read the WWVB docs and note the two DST bits (57
>and 58) are quite tricky on the day of the switchover,
>especially considering the difference between the UTC
>day and the local day, when the reception is made vs.
>when the clock needs to (or needed to) be advanced.
>
>See also:
>
>WWVB Radio Controlled Clocks: Recommended
>Practices for Manufacturers and Consumers 
>http://tf.nist.gov/general/pdf/1976.pdf
>
>NIST Special Publication 432
>http://tf.nist.gov/general/pdf/1383.pdf
>
>/tvb
>
>
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