Re: Variable Capacitance and Inductance

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Ed Phillips by way of Terry Fritz <twftesla-at-qwest-dot-net>" <evp-at-pacbell-dot-net>

Tesla list wrote:
> 
> Original poster: "rheidlebaugh by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <rheidlebaugh-at-zialink-dot-com>
> 
> Ed: you are correct the gradient dose not change physical capacitance
> dimensions, but we measure the effect of capacitance with the static charge
> on the plates of a capacitor and the change of charge and frequency of a
> circuit which is altered by surounding forces of charge. That is why an
> oscilator circuit is placed inside a shield can to minimize these effects.
> As long as we measure capacitance by its effect we will see changes in
> measured results even tho the dimensions havent changed.
>   Robert  H

	I don't understand this at all.  Exactly what capacitance measurement
are you proposing?  What's the reasoning behind the last sentence?

Ed