Chris Ramsay

My home lab grew one Raspberry Pi and one ESP32 at a time, all on a single flat network where every device trusts every other. This series is about changing that, starting with the question that shapes everything else: what happens when one of them is compromised?

After years on Pelican, this site now runs on Hugo. Writing a post is a Markdown file and a git push; GitHub Actions builds it and Cloudflare serves it, usually within a minute. Here’s how the whole pipeline fits together.

Turning a mostly idle Raspberry Pi 4 into a GPS-disciplined stratum 1 time server with an Uputronics GPS/RTC board, gpsd and chrony.

Six years after the last post, the site is back, rebuilt with Hugo.

I never thought that I would be starting an article containing the statement “moving from Linux to Windows”, but this is exactly what will be happening with my main imaging scope set up in a few days. For those who don’t know anything about me, I have spent decades… (hmm, yes it is now measurable…

So here begins the June 2020 roundup. This month is a bit of a random collection of the moon, satellite passes, star trails and an inner Solar system planetary conjunction!