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Re: [RFI] RFI Direction Finding

To: Paul Christensen <w9ac@arrl.net>
Subject: Re: [RFI] RFI Direction Finding
From: Michael Neverdosky <1twidget@gmail.com>
Date: Fri, 17 Feb 2006 12:27:28 -0900
List-post: <mailto:rfi@contesting.com>
A small shielded loop, with/without a sense antenna would work.
If you have an AM receiver for VHF and a small beam that you can carry
you can try a survey of the power lines to see if you can find it.

In any case a VHF with beam will probably help pinpoint once you get close..

michael N6CHV

On 2/17/06, Paul Christensen <w9ac@arrl.net> wrote:
> I am looking for a handheld DF unit capable of reasonable directivity on
> 40M.  I have excessive (+10 dB/S9)  power line noise centered near 7 MHz but
> the noise is not very detectable at VHF/UHF.  I realize the gain will be low
> for a handheld unit, but is there a device I can use to establish good
> directivity at 7 MHz within a reasonable size for walking or mobile mounted?
> -Paul W9AC
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