PCB scale, box scale, system scale, the fundamentls remain the same. The engineering changes a bit. It strikes me that some younger guys out there are relying on their college education & software tools too much. Get reading and
talking to the guys with grey and thin(ning hair)! Experience counts and pride in one's education comes before a fall (to distort a well known phrase or saying!).
Best wishes
Adrian
Douglas McKean wrote:
> At 05:57 PM 7/15/99 +0800, Weber Chuang wrote:
> >Hi si-gurus,
> >
> > I have a question that I would appreciate if I can have your comments,
> >what the syndrome is if the system is impacted by even-odd mode
> >interconnection effect, and are there tools that could accurately simulate
> >the even - odd mode effect?
>
> My understanding is:
>
> Even mode impedance gives common mode noise.
> Odd mode impedance gives differential mode noise.
>
> I'll stand corrected on this ...
>
> Regards, Doug McKean
>
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