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Hi - wanted do do a quick hello, I've been lurking for a month or so, and finally had a question or two so I signed up so I could post. As background, I've been playing with small scale off grid solar (with a brief wind foray that didn't work well) singe the mid 90s, back when I had a single 64...

In case anyone else happens to decide to use an old, wired smoke head from a Honeywell alarm system (System Sensor 2w-b), here's a way to let the smoke out that you can avoid. So, the 2 wire protocol has 12-24v input to the smoke detecor head, and a pair of "Remote Annunciator" outputs I thught...

I know there are a handful of threads on AIC already, but I don't recall seeing one discussing AIC capacity of the 10x38 or Midget fuses, specifically, say, https://www.littelfuse.com/media?resourcetype=datasheets&itemid=c77e049e-fb36-4244-9eb4-0f211e503d41&filename=spf-series-datasheet It...

I set up my camping system as a semi-permanent fixture in my shed to experiment with this year, and up in Minneapolis temperatures have been less than balmy. I added some heating pads and wrapped my battery box with insulation, but as the days are shorter and the temps colder, I've gotten in...