I got an email from Tube Depot today advertising that they are selling a few BYOC kits, wonder if they just bought out his remaining stock of a few pedals?
https://www.harborfreight.com/5800-weatherproof-protective-rolling-carry-on-case-x-large-64819.html
Harbor freight in general has good deals on cases.
“Novices brag about their guitars, amateurs brag about their amps, pros brag about their dollies”
I’ve actually built a few of Baja’s versions of amps, and I have to say I’ve had the same issue, and I never was able to diagnose it. I hope you get some answers! I wish I had them!