[amsat-bb] 2 meter interference from WiFi hub

[Paul Stoetzer]

Try putting ferrite beads on all of your cables into and out of the
routers, modems, etc.

73,

Paul, N8HM
On Sun, Oct 21, 2018 at 11:12 AM Burns Fisher <burns at fisher.cc> wrote:
>
> Turns out it was NOT the hub.  It was the camera I had plugged into it with
> CAT5.  The camera is looking at my antennas so I can see where they are
> rotating, but the wire runs a ways.  Probably radiates nicely, and
> conveniently right in the 2 meter band.  More fooling around required...
>
> On Sun, Oct 21, 2018 at 9:08 AM Burns Fisher <burns at fisher.cc> wrote:
>
> > Thanks, Jerry.  This one is clearly mine.  I unplug it...the frequency
> > comes back.  I thought it might be beating two different channels, and I
> > guess that's possible but the WiFi channels are 5MHz apart, although they
> > do overlap.  For now, I'll just turn it off when trying to use AO-91 :-)
> >
> > On Sun, Oct 21, 2018 at 12:57 AM Jerry Buxton <n0jy at amsat.org> wrote:
> >
> >> On 10/20/2018 18:57, Burns Fisher wrote:
> >> > So the question is:  I want to replace this with another WiFi hub.  Does
> >> > anyone have good or bad recommendations for a hub that does not
> >> generate a
> >> > lot of RF? (When you google Wi-Fi and RF interference, you mainly get
> >> other
> >> > things that interfere with Wi-Fi :-))
> >> I have an older router that caused me some problems, but it's not made
> >> any longer so you don't have to worry about not buying one.  I solved
> >> that problem by moving it out of the attic, to a downstairs bedroom
> >> farther away.
> >>
> >> But just FYI for possible future problems, I do still pick up
> >> interference from a neighbor that gets in the way of AO-73 and AO-92 at
> >> the lower end of their passband/Doppler shift.  So it may not always be
> >> your own!
> >>
> >> Jerry Buxton, NØJY
> >>
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> >
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership. Opinions expressed
> are solely those of the author, and do not reflect the official views of AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite program!
> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb