[time-nuts] T.I. experimenting - newbie question

[paul swed]

It does change vop

On Sun, Apr 3, 2011 at 5:52 PM, Joseph Gray <jgray at zianet.com> wrote:

> That's an interesting question. Does temperature have an effect on the
> dielectric that changes the VOP? I'll have to try your experiment. Is
> that worth ten extra credit points? :-)
>
> The copper in the coax has a positive temperature coefficient, which
> will contribute to an increased impedance (assuming the reactive
> components don't change). But, does the impedance have any effect on
> VOP? A quick Google search didn't find any information on this. AFAIK
> VOP is due to the dielectric properties.
>
> Joe Gray
> W5JG
>
> On Sun, Apr 3, 2011 at 3:21 PM, Bill Hawkins <bill at iaxs.net> wrote:
> > For extra points, test with the same long cable at different
> > temperatures.
> > Say from soaking in a 150 deg F oven and a zero degree freezer.
> > Bill Hawkins
> >
> >
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