ngscopeclient screenshot showing barely-visible ripple
https://files.ioc.exchange/media_attachments/files/112/029/976/651/093/002/original/9dda1b972f325bae.png
3V3_SB. This is the supply for the supervisor MCU as well as the sensors and monitoring MCU on the IBC.
Regulated with an LDO off of 12V, but on the IBC (so fairly well isolated from noise on the main logic board).
3.2955V, 5.028 mV p-p, 0.463 mV RMS ripple. This one is fine too.
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