At 17:36 08/10/2005, Paul Schreiber wrote: >About 10 years ago, I had to design a capacitance meter that could resolve >10fF (10 femtofarads) on a scale of 0 to 100pf. For $25. Working outside >at -40C to +100C. > >Any guesses how it was done? You paid someone from India? ;) Richard