It seems to me that PicoFarads is fairly new ... used to be just
MicroFarads and MickeyMikes.
 - Nick -

William Chops Westfield wrote:
> Maybe I'm getting old, but I can remember when caps were pretty exclusively
> named on 6ish exponents.  MicroFarads (useful in powersupplies) and
> PicoFarads (or MicroMicroFarads) (useful in the RF sections.)  NanoFarads
> seemed to show up when the range became relvannt to digital electronics (all
> those bypass caps.)  I've not yet EVER seen milliFarads.
>
>  :-)
> BillW