Oshpark Projects

[djozz]

I made a 3xAA in series battery-holder, using the Oshpark boards mentioned in the OP, and did some tests on it, thread here:

DIY tripleAA in series battery holder

[image] My entry in the OL-fromscratch contest for this year may again not be finished when the deadline arrives, but part of the build is this 3xAA 3S battery holder. I thought that it might be useful to others but me, so here's a post about it. The reason I wanted a 3xAA holder instead of a 4xAA holder is that with 3xAA's (Eneloops) it is suitable for direct driving most used leds, like XML2 and XPG2. In my flashlight build, I will use a direct drive FET-driver. I designed it to be used with …