[time-nuts] PPS clock module

djl djl at montana.com
Mon Jan 28 06:43:13 UTC 2019


John: a little fiddling, but:
epay #172166404085
Don

On 2019-01-27 15:54, 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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-- 
Dr. Don Latham  AJ7LL
PO Box 404, Frenchtown, MT, 59834
VOX: 406-626-4304





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