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raspberry pi

The 2nd Raspberry Pi in the House Now Controls a Closet Fan

When I remodeled my home office last year, I put a (bathroom) fan into the ceiling of the server closet. This would allow the heat from the servers leave the house via the attic, without heating my office up too much in the summer. It gets quite a bit a sun and heat even without…

Raspberry PI Pool controller upgrade

My Raspberry PI-based pool controller has been running our pool pumps faithfully for the past 18 months. Every morning, it switches the two pumps on (first one, then the other), and runs them for a few hours (switching them off in reverse sequence). It is really nice to sit out on the deck, go to…

Comparing Raspberry PI, BeagleBone, Mirabox and Wandboard

Came across this post about using the Unix command-line calculator as a quick way to do a CPU benchmark. So I ran it to calculate Pi to 500 digits on various devices I had lying around the house. Take the results with several grains of salt, this was a one-off, and not very scientific at…