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Re: Natural streamer :)



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

Tesla list wrote:
> 
> > If you have an easy way to measure the terminal voltage of a
> 
> > large VDG I'd be interested to know it.
> 
>         'easy' is a relative term...
>         I have a couple of pro HV Research Engineering books
>         with whole chapters theron.  Whether 'easy' applies
>         to any of those techniques is up for discussion....
> 
>         An old article on van de Graaf construction included
>         building a longgggggggggggggg string of hi meg
>         resistors, driving a uA meter, with the other side
>         grounded.  By use of MANY resistors, the breakdown
>         voltage was distributed...  Use of a uA meter kept the
>         van de Graaf in its normal operating mode.
> 
>         May be something wrong with that, but I can't think
>         what....
> 
>         best
>         dwp

	The last scheme is OK in principal, if you had a large source of very
high resistance devices, which you'd probably have to run in oil for
corona protection.  I don't consider that easy.

Ed