Simple LED strip UPS

Why? There are multiple LED strips in my home, all of them automated and remote controlled, as part of my home automation system. LED strips are very flexible, both literally and as usage case, easy to control and provide an interesting lighting option. While there are issues with electricity at most once or twice a year, I thought about how it might be good if some of these LED lights might work for a while once… Continue reading

Step up from 1 AA cell – again

Intro A while ago I have evaluated the powering options for my smart home sensor nodes. One thing was really clear: I would try to avoid small batteries and using anything else besides the common AA(A) sizes. This makes nodes last a long time on a battery that is easy and cheap to find. And I was right about this – the plethora of commercial remotes and sensors that I also used (like the ikea ones)… Continue reading