For a start tune your car's AM radio to a gap between stations and drive
around. If its that strong on the low bands that should give you some
indication. Check it out in the driveway by listening on both to be sure
the car radio does hear it. if it doesn't then the source may be farther
away.
David Robbins K1TTT
e-mail: mailto:k1ttt@arrl.net
web: http://www.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
> -----Original Message-----
> From: rfi-bounces@contesting.com [mailto:rfi-bounces@contesting.com] On
> Behalf Of Barry N1EU
> Sent: Saturday, October 13, 2007 11:22
> To: rfi@contesting.com
> Subject: [RFI] RFI from street lights - finding source?
>
> For over a year, I've been plagued by cyclical noise bursts on 160/80M
> of about 30sec duration repeating every 2 minutes or so. Here are
> some examples (stereo recordings):
>
> http://n1eu.com/29Jan07a.wav - AM L channel, CW R channel
> http://n1eu.com/09Oct07a.wav - CW
>
> I've been pondering how to go about locating the source. Does it seem
> reasonable that the source is likely to be between a quarter and half
> mile distant? Does the noise correlate with the lamps visibly
> restarting/flickering? I was thinking of putting a telephone next to
> the rig's speaker and monitoring the audio with a cell phone while
> driving around and observing the street lights.
>
> Any comments/suggestions appreciated.
>
> Thanks/73,
> Barry N1EU
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