Thanks for the tips! So from my understanding, I no longer need an actual switch with this setup, just the sized diodes? I uploaded a schematic diagram here:
http://i828.photobucket.com/albums/zz204/acampbeb/diagram.png
You might notice that the load setup probably doesn't make a lot of sense...
Homework Statement
So this is for a fourth year engineering project, I'm on the power subsystem of a lunar penetrator. I'm not in electrical engineering, I'm in aero (mech), so forgive me for my lack of specialized knowledge. I want a system in place where if the main power source fails (RTG)...