Bart on Twitter: "Did anyone already build an RGB scart cable for the Ultimate 64? I found the following pinout, but it's not clear where to connect the composite sync to on
RGBns with Fix for Glitches (PAL) · Issue #56 · c0pperdragon/C64-Video-Enhancement · GitHub
C64 A/V cable – theory and practice | ilesj's blog
What is this cable? What does the Game/DVD switch do and does it output RGB signal to the SCART connector? : r/psx
Power cable adapter C64 to C128 from CMD marketplace on Tindie
Commodore 64,C64,128,Plus 4,VIC 20, High Quality SCART lead TV Video AV Cable 732068704049 | eBay
Commodore 64 Component Video Mod - DIY Kit
C64 A/V cable – theory and practice | ilesj's blog