[UK-CONTEST] UK-Contest Digest, Vol 52, Issue 25
David Ferrington
M0XDF at Alphadene.co.uk
Tue Apr 24 12:15:31 EDT 2007
At this point, I would guess you complain to BT
On 24/4/07 17:01, "uk-contest-request at contesting.com"
<uk-contest-request at contesting.com> sent:
> Message: 4
> Date: Tue, 24 Apr 2007 14:21:49 +0100
> From: "G3RIR" <g3rir at yahoo.com>
> Subject: [UK-CONTEST] G3RIR still off the air
> To: <uk-contest at contesting.com>
> Message-ID: <002c01c78673$84233790$0201a8c0 at g3rirshack>
> Content-Type: text/plain; charset="iso-8859-1"
>
> A short while ago I reported a noise which is causing me havoc. I have made
> some progress.
>
> Firstly I am aware that this is not directly contest related but I am
> hopeful that there may be someone out there who can help.
>
> G4BJM suggested making a loop antenna and I have built one similar to the
> design in the ARRL handbook. Fraser also mentioned trying a very cheap
> shortwave RX from Superdrug but they seem to have stopped selling them so I
> bought a Roberts 9962 12 band shortwave RX for ?30. It works very well and I
> was able to walk towards the signal and track the source.
>
> I have tracked the noise to a metal (yes, metal not wooden) telegraph pole
> about 50 metres from my antennas. There are 13 (thirteen) overhead cables
> radiating from the pole and I can't detect which if any of these is
> radiating more rf than the others as the maximum signal seems to come from
> the pole.
>
> The noise is horrendous on 14 MHz and I have now discovered on 3.5 MHz as I
> have an 80m DF receiver. The noise is wideband but peaks considerably every
> 50 kHz. Looking at the waveform there are spikes every 100 Hz. Even at 50m
> distance it is S9 on 20m.
>
> So where do I go from here? Knocking on 13 doors asking them to turn their
> mains off etc. is too daunting. I have been in this house for nearly 30
> years so perhaps this will trigger me to move to an rf quiet location if one
> exists anymore.
>
> Neil, G3RIR
--
I have never met a man so ignorant that I couldn't learn something from
him. -Galileo Galilei, physicist and astronomer (1564-1642)
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