Greg,
    Try Polyonics in Newburyport, Ma..  Ask for Fred Hoover.  I believe he has the equipment for
Er testing.   If you only have a couple of samples, he might do them as a favor.   JOHN WAITE

Gregory S Bartlett wrote:

> On a related note, does anyone know of a lab that can evaluate dielectric
> constants of various materials to help determine how accurate our Impedance
> formulae are?
>
> Thanks,
> Greg Bartlett
> Teledyne Electronic Technology
> Hudson, NH
> 603-889-6191
> [log in to unmask]
>
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