phooky is a user on octodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
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Couldn't remember what chip I was using as 3.3V->5V level shifter. Then found the part number in a single frame from the timelapse where I was holding the rail in front of the camera. Nice. https://octodon.social/media/qoEI8chzt0g7pySaUSk