[Lf] Luxembourg effect at 137.7]

[Andre' Kesteloot]

john sexton wrote:

> Hi Mike,
> Yes, I think you are right about the "Luxemburg effect" at the top of our
> band, being the main source of the noise that disappears at dawn. I have
> always assumed that it is modulation of DBF39 by broadcast stations. It is
> not really intelligible, so I was going to use a second receiver to see if I
> could match it with BBC 4 or other strong European stations, but haven't got
> round to it yet.
>
> When I monitored Jack's signal overnight on the 1st of Feb, I did see a
> reduction of noise at 06.20, but it was much less marked than when
> monitoring 137.790.
>
> 73, John, G4CNN
>
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