There was less man made noise on the bands back then, as there were far
fewer switching power supplies in consumer electronics.
73 John AF5CC
On Thu, May 7, 2020 at 8:41 AM ktfrog007--- via CQ-Contest <
cq-contest@contesting.com> wrote:
> Another question: Has the magnetic polar drift affected propagation over
> the decades?
> I don't have any data except my own unreliable memory and old logs, but my
> feeling is that back in the 1960-1990 time frame long haul DX propagation
> was better than now, at least for my operations from Indiana, Colorado and
> Massachusetts.
>
> It's interesting that the magnetic pole moved less in that time frame and
> then rapidly accelerated up to the present.
>
> It seems to me that DXing was better back then, but it's difficult to
> separate that from the declining sunspot cycles and the changes in ham
> demographics.
>
> 73,
> Ken, AB1J
>
>
>
>
>
> -----Original Message-----
> From: Bob Shohet, KQ2M <kq2m@kq2m.com>
> To: cq-contest <cq-contest@contesting.com>; hhamwv@gmail.com
> Sent: Wed, May 6, 2020 5:10 pm
> Subject: Re: [CQ-Contest] Russian Beats Out Canada for Magnetic North ...
> For Now
>
> Hi Dave,
>
> Thanks for posting that interesting article.
>
> What effect, if any, does this have on beam headings through the Northern
> regions – like UA0, UA3, JA?
> Does it change them at all? If so, how and by what amount?
>
> Tnx & 73
>
> Bob, KQ2M
>
>
> From: David Siddall
> Sent: Wednesday, May 6, 2020 11:22 AM
> To: cq-contest
> Subject: [CQ-Contest] Russian Beats Out Canada for Magnetic North ... For
> Now
>
> Good thing HF antennas generally have relatively wide beam width if you use
> a compass to orient without correcting for deviation.
>
> This also has a subtle effect on propagation paths through the polar areas,
> depending upon your location.
>
> https://www.bbc.com/news/science-environment-52550973
>
> 73, Dave K3ZJ
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