Geez it's like 3/4ths of the SuperGrafx board is a gigantic ground plane.
Here's the NESRGB in my Twin Famicom:
And here's an install I'm finishing up for a customer on SHMUPS:
Installed a NESRGB board and power led in my AV Fami:
Another RGB modded Duo-R:
Another RGB modded Duo-R:
Where do you keep finding these? Everytime I find one someone scoops it before I get a chance!