After a few months of running my DIY lithium battery I thought I’d provide an update on it. We used the battery on our 5+ week trip out west, recharging it only via solar. In a few parks we had little to no sunlight during the day (Olympic National Park…
In part 2 I talked about my basic 12V setup and how I was top-balancing my new battery cells. I didn’t get into why to top-balance, but there’s an excellent explanation in the DIY Solar Forum – basically each cell is independent and we’re trying to equalize them and maximize…
In my earlier post, I talked about what LiFePO4 batteries were and why I went with them. In this article I’ll cover how I built mine, which should allow most savvy DIYers to more or less repeat the process, building on what I learned. Most of what I learned about…
Our camper (travel trailer) has a typical 12V lead acid battery to run most of the devices. Solar does a decent job of keeping the battery topped up, but sometimes we end up in a campsite with a lot of shade and have been finding it increasingly hard to keep…
I ran into an issue with the navigation system on our MDX. Long story short, the DVD got scratched, and while Navteq was kind enough to replace it, I knew we would be without any maps for a couple weeks. Fortunately I still had our old map update disc. Unfortunately,…
A little perl utility to help you find failing memory in HP servers.. This utility parses hpdiags output to report the value of the ECC memory error counters in the spd registers since the last boot. This utility will report errors even when memory prefailure notification (which would otherwise log…