STAR grounding point

effect of stray ground material A
worse effect eg : GND pour


effect of stray ground material B


effect of lousy return wire
10R GND link sitting on lousy return wire
adjacent effect even on STAR GND
least effect on directly opposite arms


feedpoints directly on opposing side of GND spot (a small via?)
sanity check. connect at 90degree entry
another sanity check slightly different trace

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