[time-nuts] PICDIV build

Magnus Danielson magnus at rubidium.dyndns.org
Sat Apr 16 13:14:43 UTC 2016


Hej Anders,

On 04/16/2016 08:29 AM, Anders Wallin wrote:
> hi all, I wrote down some notes on a recent PICDIV build and measurements:
> http://www.anderswallin.net/2016/04/picdiv-frequency-divider/
>
> If/when I make v2 of this board:
> - any suggestions for boosting the output amplitude of both 1PPS and 10MHz
> CMOS? Something that drives 3.3Vpp into 50R with ~few ns rise time?
> - any obvious mistakes that cause the phase-noise observed? Mostly I think
> 50/100Hz and harmonics would be nice to suppress..

I can't seem to get a full size of the plots or schematics. It's just 
very hard to read and interpret.

MVH
Magnus



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