[Hackrf-dev] Signal Interference at 2.4 GHz using HackRF and SDR#

Michael Ossmann mike at ossmann.com
Wed May 27 12:24:32 EDT 2015


Yes.  All the horizontal red stuff in both screenshots is 802.11.


On Wed, May 27, 2015 at 10:17:25AM -0400, Mike Kershaw wrote:
>
> Pic 2 looks like fairly normal packets, to me.  Your waterfall refresh
> rate is probably too slow to catch the 10hz beaconing.
> 
> Pic 1 could be heavy wifi traffic and you're looking at the gap in 2
> channel.
> 
> -m
> 
> On Wed, May 27, 2015 at 09:50:13PM +0800, Srinivasan T wrote:
> >  
> > 
> > Hi All,
> > 
> >  
> > 
> > While scanning 2.4 GHz using hackRf and SDR#, i detected interference at 2.4
> > GHz which affected entire channels.
> > 
> > The waterfall image created a solid red and yellow line combinations.
> > 
> >  
> > 
> > Attached the files .
> > 
> >  
> > 
> > During the scanning the 2.4 GHz, I am make sure i am the only available
> > using Wi-Fi portable not anyone else.
> > 
> > I would like to know what is the RF interference.
> > 
> >  
> > 
> > The waterfall image is really new type and does not match with available 2.4
> > GHz waterfall image available.
> > 
> > Need input.
> > 
> >  
> > 
> > Please advise.
> > 
> >  
> > 
> > Regards
> > 
> >  
> > 
> > Srinivasan T
> > 
> >  
> > 
> 
> 
> 
> > _______________________________________________
> > HackRF-dev mailing list
> > HackRF-dev at greatscottgadgets.com
> > https://pairlist9.pair.net/mailman/listinfo/hackrf-dev
> 
> 
> -- 



> _______________________________________________
> HackRF-dev mailing list
> HackRF-dev at greatscottgadgets.com
> https://pairlist9.pair.net/mailman/listinfo/hackrf-dev



More information about the HackRF-dev mailing list