[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
> 
> 
> 
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
> 
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html

-- 
73
Brendan EI6IZ 



More information about the Elecraft mailing list