Tag Archives: solar
Off Grid Batteries
One question I get asked a lot is “how long do the batteries last?” Batteries fail very slowly at first, then they seem to shrink until you replace them. In the summer when there is enough sun to recharge them … Continue reading
Checking Up on an Old Solar Panel
I tinkered with solar cells all through high school, making small panels and using them to charge batteries, run fans and lights. I got this Arco M25 in January 1989. At that time, Arco was one of the few, if … Continue reading
Solar Wax Melter
These are used to remove excess wax from the frames that fill honey bee hives. Most of the links to solar wax melters point to the same design, from some universtiy or Ag Extension. It’s large enough to hold a … Continue reading
Quick change water pump
When I first moved here, there was a large steel water tank on a concrete slab. A nice start for a good water system, but with only gravity feed, it has to be 3/4 full to get usable water pressure. … Continue reading