[time-nuts] PPS clock module

John Ackermann N8UR jra at febo.com
Mon Jan 28 14:36:34 UTC 2019


Hi Bill --

That's quite a nice design -- very simple but with a few additions would 
do the job.

Thanks!

John
----

On 1/27/19 5:54 PM, Bill Beam wrote:
> I went thru this several years ago and ended up home brew with the following circuit:
> <https://hassam794.weebly.com/digital-clock-using-4026-ic.html>
> For adjustment of time indication I added switches to run hours and minutes at 1 pps
> rate and a switch to stop seconds. Some always on leds for colons to make it look
> like a clock.
> There are many other circuits out there but no complete commercial units.
> 
> On Sun, 27 Jan 2019 15:48:40 -0500, John Ackermann N8UR wrote:
> 
>> I'm putting together a portable Rb standard and thought it would be nice
>> to include a clock on the panel.  I probably haven't hit the magic
>> search words, but I haven't found what I'm looking: a module (no
>> enclosure) that is driven by an external PPS and shows at least HH:MM:SS
>> in 24 hour format on a small LED or LCD display.
> 
>> I can whip something together with an Arduino, but rather than reinvent
>> the wheel I thought I'd ask if anyone knows of something that's ready to go.
> 
>> Thanks,
>> John
> 
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> 
> 
> Bill Beam
> NL7F
> 
> 
> 




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