[Lowfer] LRC Meter
Ed Phillips
[email protected]
Fri, 24 Oct 2003 17:18:41 -0700
Dale Parfitt wrote:
>
> Peter Barick wrote:
>
> > Thanks Ed, Bill
> >
> > >>> [email protected] 10/23/03 06:15PM >>>
> > > 1/Q is the dissipation factor or loss tangent which has been
> > used to
> > >express loss in dielectrics and other materials for over 100 years.
> > >It's the quantity you normally see under properties of dielectrics.
> > -----------------------------------------
> > Okay. Then it can be thought of as an expression of the quality of
> > dielectric in the item under test. Therefor, the larger 1/Q is, the
> > better the tested item, maxing as x approaches 1.0.
> >
>
> Just the opposite. The smaller the value of D, the better the quality of the
> dielectric. A D value of 1 would signify a very poor dielectric. From
> memory, teflon and polystyrene are typically in the 0.001-->0.0001 range.
>
> Dale W4OP
I didn't write that last sentence did I?? If so I must have had my
head up and locked.
Ed (Phillips)