The PCB (Christmas) Tree 2021 update (#P32F1)
Ah yes, the good ol’ PCB tree.
It wasn’t in use for a good part of 2021 due to the fuse burning out, unclear if it was from an accident (some parts are still wobbly) or just slightly specced too low at 1.6A (slow-blow, but 24/7 operation). Since it was placed inside a somewhat difficult to access triangle cavity of PCBs, it took me a while to open it up again and move things outside. Voltage of the DC-DC converter was lowered slightly to around 3.2V and the single fuse was replaced by two individual units placed on the outside, dividing the power rail roughly equal between upper and lower tree (by current, not by physical size) […]
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