[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: DRSSTC RF Ground

Original poster: "marc" <xp88@xxxxxxxxxxxxx>

Thanks, I'm off to Radio Shack!


> [Original Message]
> From: Tesla list <tesla@xxxxxxxxxx>
> To: <tesla@xxxxxxxxxx>
> Date: 8/3/2005 12:36:58 AM
> Subject: Re: DRSSTC RF Ground
>
> Original poster: Terry Fritz <vardin@xxxxxxxxxxxxxxxxxxxxxxx>
>
> Hi,
>
> At 05:00 PM 8/2/2005, you wrote:
>
> >Hi, I posted this subject a few weeks ago with no responses. I would
> >like to run a large DRSSTC (DAN M's) in my garage.
> >Would the iron "lally" columns going into the cement floor make a
> >good RF ground? I would think so??
>
> Probably not.  Dry concrete is not a good RF conductor at all and the
> dirt under the slab is probably pretty dry.  If there are bolts, they
> probably only go into the concrete a few inches.  If the conduction
> is poor, the RF my go up into the roof which is never good.
>
> Go over to Radio Shack or the hardware store with $7 and get a REAL
> ground rod you don't have to worry about.  You don't have to pound it
> all the way in.  2 or three feet in damp ground is fine.
>
> You could probably use a simple copper pipe too.  I would avoid iron
> or magnetic metals since they hate RF.
>
> Cheers,
>
>          Terry
>
>
> >
> >Thanks much, Marc
> >
> >
> ><mailto:xp88@xxxxxxxxxxxxx>xp88@xxxxxxxxxxxxx
> >
> >
>