Re: [time-nuts] Clocking a PIC16F628A from a Rubidium Standard

Mon, 28 Nov 2011 07:24:51 -0800 


> Come on, folks. never hook anything directly to the power line. The
> source is just too stiff. Use an opto. I used fiber optic isolation with
> my big DC power supply.
> Don

I used to agree, until actually tried it myself. Now this is how
I do my picPET 60 Hz data logging:


Dangerous.. A single component failure puts you hot to the line, without 
current limiting.


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