[Elecraft] Will the K2 noise blanker help with this QRM?
Brendan Minish
ei6iz.brendan at gmail.com
Thu Dec 23 22:03:38 EST 2010
no the noise blanker is not going to help with that sort of noise, it's
designed for impulse type noise (ignition noise, electric fences etc )
The DSP audio filter has an auto notch feature that can remove a carrier
and this may help somewhat
On Thu, 2010-12-23 at 18:29 -0800, Owen B. Mehegan wrote:
> Now that I've had my K2 working for a few weeks, I've begun to get a
> sense of what the local RF conditions at my location are like. I live
> in a dense urban environment, in an apartment building, so I know that
> I'm going to have to live with a fair amount of QRM. That said, I'm
> seeing some noise on 80m that is always present at night, on 3580 khz
> and other places. It looks like strong, steady carriers every 10-20
> hz. The noise level is a constant S9 or more. I'm just wondering if
> the K2 noise blanker would help with this. You can see a waterfall
> screenshot and listen to a wav file example here:
>
> http://nerdnetworks.org/stuff/80m_waterfall.png
> http://nerdnetworks.org/stuff/80m_qrm.wav
>
> Thanks in advance for any suggestions!
>
> --
> owen at nerdnetworks.org (Owen B. Mehegan)
> 'Thank you in advance for having my back.'
> --Chas
>
>
>
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--
73
Brendan EI6IZ
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