> >What the hell would someone use a 1 farad capacitor for? > >(as in 1,000,000 microfarad). I saw 4 of them today for $145 ea. > I used a .5 farad 12V cap in a system design to keep some static memory intact during power outages. I found that I could keep 2 4k x 4 bit (2114s, I think they were) going for about 30 minutes before they started taking single bit errors.