Re: [SI-LIST] : 20-H Rule for Power Planes

rbmccammon@mmm.com
Tue, 1 Jun 1999 09:19:10 -0500

Michael E. Vrbanac wrote:

>The radiation problem seems to require two necessary conditions:
>1. a fringing field that is set up between two planes
>2. a conductor placed in the "near field" to that fringing field
>which has access to a susceptible circuit or can carry the energy
>outside the system to "radiate".

Is the conductor in item two mainly a conductor that
approaches the edge at right angle, going from a region
of power planes to a region of no power planes such as
at a connector?

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