Investigating some weird ripples on a Vcore measurement I'm trying to take

TL;DW: The ripples are VRM emi leaking into the coax. I put an unetched single layer PCB between the coax and the back of the motherboard and that got rid of them.

My Patreon: https://www.patreon.com/buildzoid Teespring: https://teespring.com/stores/actually-hardcore-overclocking Bandcamp: https://machineforscreams.bandcamp.com/music Twitch: https://www.twitch.tv/buildzoid Twitter: https://twitter.com/Buildzoid1 Facebook: https://www.facebook.com/actuallyhardcoreoverclocking ... https://www.youtube.com/watch?v=qgp_Q3tL0V8