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| Date: | Sun, 13 Feb 2005 21:35:11 -0500 |
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John,
I'd be very skeptical of any device that calls itself an artificial
ground. From what I've heard, the best ground is a solid wire running from
your station ground to a grounding rod. Stranded wires tend to act like
miniature antennas.
Steve
On Sunday 2/13/05 20:18 John Miller wrote:
>I have 1 of those MFJ artificial grounds, it seems to work alright but
>lately it isn't making it.
>----- Original Message -----
>From: "Colin McDonald" <[log in to unmask]>
>To: <[log in to unmask]>
>Sent: Sunday, February 13, 2005 6:14 PM
>Subject: grounding
>
>
> > This is a multi-part message in MIME format.
> >
> > ------=_NextPart_000_0860_01C511E7.293F2990
> > Content-Type: text/plain;
> > charset="iso-8859-1"
> > Content-Transfer-Encoding: quoted-printable
> >
> > Hi list:
> > i think it was John who was saying that he has some grounding problems =
> > being on the second floor.
> > I found a good method of helping to get rid of some of the floating =
> > ground problems.
> > You use a peace of RG58 coax and put a 4.7 peaka farad seramic =
> > capacitor across between the ground shield and center line of the coax =
> > on each end of the length you will need to go from your station to your =
> > ground rod or an adequet ground somewhere. Connect the center line of =
> > the coax to ground and the center of the other end to the radio or to =
> > your common station ground in the shack. This is supposed to help to =
> > eliminate floating ground and keep all the extra RF going to ground =
> > instead of coming back up your ground line.
> > Regards
> > Colin
> > ------=_NextPart_000_0860_01C511E7.293F2990
> > Content-Type: text/html;
> > charset="iso-8859-1"
> > Content-Transfer-Encoding: quoted-printable
> >
> > <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
> > <HTML><HEAD>
> > <META http-equiv=3DContent-Type content=3D"text/html; =
> > charset=3Diso-8859-1">
> > <META content=3D"MSHTML 6.00.2800.1476" name=3DGENERATOR>
> > <STYLE></STYLE>
> > </HEAD>
> > <BODY bgColor=3D#ffffff>
> > <DIV><FONT face=3DArial size=3D2>Hi list:</FONT></DIV>
> > <DIV><FONT face=3DArial size=3D2>i think it was John who was saying that =
> > he has some=20
> > grounding problems being on the second floor.</FONT></DIV>
> > <DIV><FONT face=3DArial size=3D2>I found a good method of helping to get =
> > rid of some=20
> > of the floating ground problems.</FONT></DIV>
> > <DIV><FONT face=3DArial size=3D2>You use a peace of RG58 coax and put a =
> > 4.7 =20
> > peaka farad seramic capacitor across between the ground shield and =
> > center line=20
> > of the coax on each end of the length you will need to go from your =
> > station to=20
> > your ground rod or an adequet ground somewhere. Connect the center =
> > line of=20
> > the coax to ground and the center of the other end to the radio or to =
> > your=20
> > common station ground in the shack. This is supposed to help to =
> > eliminate=20
> > floating ground and keep all the extra RF going to ground instead of =
> > coming back=20
> > up your ground line.</FONT></DIV>
> > <DIV><FONT face=3DArial size=3D2>Regards</FONT></DIV>
> > <DIV><FONT face=3DArial size=3D2>Colin</FONT></DIV></BODY></HTML>
> >
> > ------=_NextPart_000_0860_01C511E7.293F2990--
> >
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