[1000mp] speaker RF

[ROBERT SCOTT]

Hi Kostas
         Thanks for the information I will try the
ferrite on the cable and see what happens although I
am sure I have tryed this before but thanks again 
73's Robin (mi5rjs)




--- Kostas SV1DPI <sv1dpi at raag.org> wrote:

> Dear Robin
> Put a ferrite in the cable which connects the 1000mp
> with the external 
> speaker sp8.
> Beside this... you say well grounded. A good dc
> ground it is not a good rf 
> ground for sure.
> If the ground wire is too long maybe you need an
> artificial ground.
> I had similar problems as i live in second floor snd
> i can't have a good rf 
> ground.
> After i used the mfj artificial ground most of the
> problems solved (not 
> all).
> I hope this helps
> 73 de Kostas sv1dpi
> 
> 
> ----- Original Message ----- 
> From: "ROBERT SCOTT" <mi5rjs at btopenworld.com>
> To: <1000mp at mailman.qth.net>
> Sent: Thursday, October 20, 2005 1:07 AM
> Subject: [1000mp] speaker RF
> 
> 
> Hi All
>       I have a problem with RF feedback coming
> through
> the SP8 speaker, I can hear my voice coming through
> and sometimes I can hear cracks and bangs coming
> through as well.
> My SWR is 1.1 as I use a 5 band beam (MA5B) I ave
> everything well grounded and I have tried different
> mics but no good.
> I hope someone can give me some idea's and thanks.
>                 Robin MI5RJS
> 
> Robert J Scott
> 
>
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Robert J Scott