On Sat, 8 Oct 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? Something like a dram sense amp? m -- Monty Brandenberg