> That is to say, if my chosen cap value is 0.1uf, should I enter >>C as 0.1, or should I enter it as 0.00000000000001 ? > >Neither. 0.0000001. >Because, a microfarad is one-millionith of a farad. Isn't that one too many zeros Paul? Shouldn't it be 0.000001? Simon Canberra AUSTRALIA