kb...@n1k.org said:
> The gotcha is the common ground found on most OCXO???s.  Putting the oven
> current through that ground makes keeping the Vref (and the EFC) well behaved
> a bit of a chore. For various reasons OEM???s have a hard time dealing with
> multiple grounds that have multiple purposes ???. 

That sounds like something a good app-note could solve.

Is the problem more complicated than that?
Has the app-note not been written?
Do people not read it?
...

Assuming the pinout on the osc is right...
How much trouble does I*R drop on a ground plane contribute?  Do I need to run 
a separate trace for the heater return back to the power supply?

-- 
These are my opinions.  I hate spam.


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