Originally Posted by Blackrat
i mean that both 3s packs are at the same voltage .. if one is slightly lower than the other the stronger pack 'charges' the weaker pack instantly
so always make sure you put two freshly charged packs in together
Ah I see. Thanks. I have already wired it up so the batteries will be connected one at a time.. I'll always check the voltage. If I did put differently charged packs on could it hurt the OSD?