Re: "atomic" watches...

They are also EXTREMELY INACCURATE when they do not receive a signal for
several days. Since they are radio controlled, they cut cost on the internal
oscillator and therefore it drifts excessively.


"Jack Denver" <nunuvyer@xxxxxxxxxxxx> wrote in message
news:8s6dnbnij8kwmHTfRVn-gw@xxxxxxxxxxxxxx
> These watches are not "atomic" at all but rather radio controlled. Each
> country that broadcasts a time signal has its own radio time signal
> transmitter and these differ as to frequency, signal code, etc. So a
> "US" only model RC watch would not work if you moved out of range of the
> US transmitter in Boulder, Colorado. There are some "multi-frequency"
> watches available that pick up the Japan and German signals as well (the
> other main signals). I don't know whether OZ is in range of any signal.
>
> The watches do automatically compensate for DST.
>
>
>
> "Ian Kirby" <ijk@xxxxxxxxxx> wrote in message
> news:42e8388c$1@xxxxxxxxxxxxxxxxxx
>> Hi people,
>> Will a watch purchased from, say, the USA, which has its time
>> maintained by pulses from an atomic clock somewhere in the USA also, be
>> useable elsewhere in the world? What happens when one moves from one
>> time zone to another, and do they have automatic compensation for
>> daylight saving time?
>> Thanks, Ian Kirby.
>> Wollongong NSW Australia
>
>


.

Relevant Pages

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