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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 > > > > >