[Hackrf-dev] Yippee!

Michael Ossmann mike at ossmann.com
Fri Mar 14 12:03:56 EDT 2014


I tested with mine, and it had no effect. The MAX2837 documentation
says that the LNA (controlled by hackrf_transfer -l) is for RX only.


On Fri, Mar 14, 2014 at 02:29:29PM +0800, 王康 wrote:

>

> I tested it on my Spectrum Analyzer and it does have an effect.

>

> On Friday, March 14, 2014, Hunter <neversphere at gmail.com> wrote:

>

> > Is the lna gain for tx? I thought that was for input.

> >

> >

> > On Thu, Mar 13, 2014 at 10:47 PM, 王康 <scateu at gmail.com<javascript:_e(%7B%7D,'cvml','scateu at gmail.com');>

> > > wrote:

> >

> >> You can add a -l parameter, like

> >>

> >> hackrf_transfer -t car.iq -f 27000000 -s 8000000 -a 1 -l 30 -x 40

> >>

> >>

> >>

> >> By the way, I analysis a toy remote controlled car , and rebuild the signal baseband,

> >>

> >> then build a Qt control GUI.

> >>

> >> You can check it on github.com/scateu/gr-remotecar

> >>

> >>

> >>

> >>

> >> On Fri, Mar 14, 2014 at 1:20 PM, Hunter <neversphere at gmail.com<javascript:_e(%7B%7D,'cvml','neversphere at gmail.com');>

> >> > wrote:

> >>

> >>> I just got a capture & replay working with the latest version of

> >>> hackrf_transfer. My next step is amplification for the sending side. I'm

> >>> working with the 433 MHz band at the moment. Any pointers?

> >>>

> >>> _______________________________________________

> >>> HackRF-dev mailing list

> >>> HackRF-dev at greatscottgadgets.com<javascript:_e(%7B%7D,'cvml','HackRF-dev at greatscottgadgets.com');>

> >>> http://nine.pairlist.net/mailman/listinfo/hackrf-dev

> >>>

> >>>

> >>

> >



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