Re: Electrometer design (fwd)

[Steven Roys <sroys@xxxxxxxx>]

---------- Forwarded message ----------
Date: Thu, 08 Jul 2004 16:32:25 -0500
From: Shaun Epp <scepp@xxxxxxxxxxxxxxxx>
To: High Voltage list <hvlist@xxxxxxxxxx>
Subject: Re: Electrometer design

> I have a couple of handheld field mills for industrial use that I am
> going to try using for storm monitoring the next time a storm gets
> close to us (hopefully tomorrow).  One has a chart recorder output
> which I have tried using with a little A/D box and charting software
> on the mac and it seems to work well.   I am fascinated by
> atmospheric electricity and would be interested in hearing about
> other people's setups.  One of my favorite devices and one of the
> simplest which we discussed on this list a few years ago is the
> little NE2 relaxation oscillator hooked up to a pointed rod.  I was
> thinking that this one might be interesting to try with a sensitive
> current meter in place of the relaxation oscillator.  A "Franklin's
> Bells" setup could be interesting as well to try provided the
> terminal is not placed to high and some other precautions are taken.
>
> Zap!
>
>
> Charles Brush
>

Could someone repost that NE-2 relaxation oscillator or tell me where I
could find the posts.  Is this a static detector ??

Thanks,

Shaun Epp