[Hackrf-dev] Help with troubleshooting rx on my possible broken hackrf

Frank Pedersen frank at sundog.dk
Mon Apr 20 03:16:45 EDT 2015


Thanks, I will try that.

Cheers,
Frank


On Fri, Apr 17, 2015 at 5:37 PM, Rick "Zero_Chaos" Farina <
zerochaos at gentoo.org> wrote:

> My tx and rx amps have both been blown for I don't exactly know how
> long.  Even still, I'm able to receive tons of signals with no problems,
> I even used it to hack a wireless security system (no not just listening
> to commercial FM and high power repeaters).
>
> I don't think blowing the rx amp would cause it to see nothing, but it's
> possible that the other gain settings are bad for lack of an rx amp.  I
> almost always run gqrx with the "-r" flag which resets all settings at
> startup and that leaves me with a sane and working system as I switch
> hardware often.
>
> -Zero_Chaos
>
> On 04/16/2015 04:45 AM, Dominic Spill wrote:
> > Hi Frank,
> >
> > On 15 April 2015 at 20:56, Frank Pedersen <frank at sundog.dk> wrote:
> >>
> >> There was a guy that send out an rf signal on 0,5 w like 1 meter away
> from me
> >
> >> Anyone have any idea what can have happened and what I can do to
> >> troubleshoot? Is it the radio rx part that was burned perhaps?
> >
> > It sounds like the RX amplifier may have been damaged by that signal.
> >
> > Could you try running your hackrf_transfer -r command again with the
> > RX amp explicitly disabled?  Then with it explicitly enabled?  Do you
> > see any difference in the output?
> >
> > Thanks,
> >   Dominic
> > _______________________________________________
> > HackRF-dev mailing list
> > HackRF-dev at greatscottgadgets.com
> > https://pairlist9.pair.net/mailman/listinfo/hackrf-dev
> >
>
>
>
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>
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