[time-nuts] PPS phase between two GPS units.

[Hal Murray]

paulswedb at gmail.com said:
> I think you are doing the right test to see if the splitter delay is the
> issue 21 ns is mighty small and a real possibility. 

21 ns is huge.  That's 10 inches of PCB trace.  74AC00 at 5V is 6.6 ns, so 
that's 3 gates.

But in any case, it would be obvious after the OP swapped the cables.


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