[BC] Horological considerations for Advanced Time

Jonathan E. Hardis jhardis
Thu Mar 8 22:55:39 CST 2007


On 3/7/07, Mark Humphrey <mark3xy at gmail.com> wrote

>On 3/7/07, Tom Taggart <tpt at eurekanet.com> wrote:
>  > The primary instrument is marked "LaCrosse," and it is presumably
>  > controlled by a primitive microprocessor. Markings indicate remote
>  > calibration by WWVB signal. Upon the onset of time change on
>  > Saturday next, it will undoubtedly indicate the correct minute and
>  > second.  However, since the case is sealed in plastic, it is
>  > apparent that the native software cannot be adjusted, or revised.
>  > The solution will be a post-it note installed on 11 March noting
>  > that 1 hour should be added to the indicated time.
>
>If it uses WWVB as a reference, your LaCrosse clock should detect 
>the DST bits appended to the time code and automatically advance 
>(assuming NIST has been made aware of the Energy Policy Act):
>
>http://tf.nist.gov/stations/wwvbtimecode.htm


Not a problem:  http://tf.nist.gov/timefreq/general/dst.htm

(The software was updated last summer.)

    - Jonathan


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