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Re: Topband: BC rejection using coax lines/stubs

To: Gary Nichols <kd9sv@comcast.net>
Subject: Re: Topband: BC rejection using coax lines/stubs
From: John Bastin <bastinj@gmail.com>
Date: Sun, 14 Jan 2007 16:48:41 -0500
List-post: <mailto:topband@contesting.com>
On Jan 14, 2007, at 1:19 PM, Gary Nichols wrote:

> Hi gang, BX0ZR is having problems with intermod from broadcast  
> stations
> nearby.  Can anyone suggest or recommend an easy way to trap out a BC
> station.  They possibly have coax available for this purpose.  I  
> have not
> yet heard from them what freq the interference is on but any "how  
> to do"
> info would be valid and only need scaled to the proper freq.

An open quarter-wave stub of coax on the broadcast station frequency  
tee'd to the feedline should help.

Hope this helps.

73,


John Bastin K8AJS
bastinj@gmail.com



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