[time-nuts] purpose of time of day display units

Scott Stobbe scott.j.stobbe at gmail.com
Sun Jan 22 16:44:20 EST 2017

There is a lot to be said about a tool that just works. In the advent of a
piece of gear failing whether that be a firmware bug or a cooling fan, or
more severe, having a known diagnostic tool during that time is priceless
(well maybe not priceless but extremely nice to have).

On Sun, Jan 22, 2017 at 1:31 AM, Ruslan Nabioullin <rnabioullin at gmail.com>

> Hi, looking at pictures of various time metrology equipment setups for
> best practices and inspiration, I have commonly seen time of day display
> unit(s) installed in racks containing processing or time transfer
> equipment, e.g., http://www.xyht.com/wp-content/uploads/2015/05/Powers_
> Master_Clock.jpg. All that these units do is merely display the time of
> day and sometimes the date, typically by means of seven segment LED
> displays, of the time code inputted to them (typically IRIG-B, I'm
> guessing).  Any ideas why such a unit is necessary when one can simply look
> at the time displayed by timing receivers and time code generators (and
> even some standards), and the interface of some fusor, defined in this
> context as a system which performs timing data fusion (by implementing a
> paper clock or a more primitive algorithm) and timekeeping, either by means
> of a direct shell, or via something like NTP?
> Thanks in advance,
> Ruslan
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