Monthly Archives: May 2013

Homebrew Heater

Or “Yet another project that took far longer than it should have” My girlfriend makes homebrew wines and spirits, mostly in the autumn from locally picked fruit. I don’t know much about the details of the process, except that it’s … Continue reading

Posted in Electronics | Leave a comment


I needed a way to switch several low-power isolated 12V loads with an Arduino. There didn’t seem to be any shield with quite the requirements I had in mind: Eight isolated outputs Each output switched to one of two common … Continue reading

Posted in Electronics | Tagged | Leave a comment