[time-nuts] How accurate are cheap radio controlled clocks?

Had had at to-way.com
Sat Jun 25 20:52:21 UTC 2011


Hey Ed,

How are things in the land of mold, mildew and Jamesions?

Best 73,

Had
K7MLR



>Typically better than 1s. If there is interference or the radio is disabled,
>it won't be able to receive the time signal. Switch mode PSUs and CRT TVs
>or computer monitors can interfere with the 60kHz time signal.
>
>The clocks with an LCD display usually have an indicator which shows
>signal strength if the clock successfully updated in the last hour.
>If you have reception problems, try moving the clock. The built-in
>ferrite rod is very directional.
>
>Were you receiving Radio 4 on LW or via a digital service. You could
>easily see a 3s delay on digital radio or TV.
>
>
>
>
>
>
>--
>Linux 2.6.32
>
>
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