Thanks Much appreciated, On 24 March 2015 at 01:52, Dwayne Reid wrote: > That's how I read it. And, yes: your formula is correct. > > dwayne > > At 03:01 PM 3/23/2015, Chris Roper wrote: > >I am very rusty in my analogue theory and came across this expression in= a > >National Semi AppNote: > > > >R3 =3D R1 || R2 > > > >Am I correct in thinking that it is saying that R3 is equivalent to R1 a= nd > >R2 in parallel. > >i.e. > > > >1/R3 =3D 1/R1 + 1/R2 > > > >Thanks > >Chris > > > -- > Dwayne Reid > Trinity Electronics Systems Ltd Edmonton, AB, CANADA > (780) 489-3199 voice (780) 487-6397 fax > www.trinity-electronics.com > Custom Electronics Design and Manufacturing > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .